text: // In this file you can specify the trial data for your experiment
  
  // practice trials go from item 13 to 15 (12 different pictures)
  const practice_trials = {
      key_press: [
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/13_50_same.jpg",
              item: 13,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/13_50_different.jpg",
              item: 13,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/13_150_same.jpg",
              item: 13,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/13_150_different.jpg",
              item: 13,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/14_50_same.jpg",
              item: 14,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/14_50_different.jpg",
              item: 14,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/14_150_same.jpg",
              item: 14,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/14_150_different.jpg",
              item: 14,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/15_50_same.jpg",
              item: 15,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/15_50_different.jpg",
              item: 15,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/15_150_same.jpg",
              item: 15,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/practice/15_150_different.jpg",
              item: 15,
              expected: "different",
              angle: 150,
          },
      ],
  };
  
  
  // main trials go from item 1 to 12 (48 different pictures)
  const main_trials = {
      key_press: [
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/1_50_same.jpg",
              item: 1,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/1_50_different.jpg",
              item: 1,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/1_150_same.jpg",
              item: 1,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/1_150_different.jpg",
              item: 1,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/2_50_same.jpg",
              item: 2,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/2_50_different.jpg",
              item: 2,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/2_150_same.jpg",
              item: 2,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/2_150_different.jpg",
              item: 2,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/3_50_same.jpg",
              item: 3,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/3_50_different.jpg",
              item: 3,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/3_150_same.jpg",
              item: 3,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/3_150_different.jpg",
              item: 3,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/4_50_same.jpg",
              item: 4,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/4_50_different.jpg",
              item: 4,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/4_150_same.jpg",
              item: 4,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/4_150_different.jpg",
              item: 4,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/5_50_same.jpg",
              item: 5,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/5_50_different.jpg",
              item: 5,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/5_150_same.jpg",
              item: 5,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/5_150_different.jpg",
              item: 5,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/6_50_same.jpg",
              item: 6,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/6_50_different.jpg",
              item: 6,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/6_150_same.jpg",
              item: 6,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/6_150_different.jpg",
              item: 6,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/7_50_same.jpg",
              item: 7,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/7_50_different.jpg",
              item: 7,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/7_150_same.jpg",
              item: 7,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/7_150_different.jpg",
              item: 7,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/8_50_same.jpg",
              item: 8,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/8_50_different.jpg",
              item: 8,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/8_150_same.jpg",
              item: 8,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/8_150_different.jpg",
              item: 8,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/9_50_same.jpg",
              item: 9,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/9_50_different.jpg",
              item: 9,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/9_150_same.jpg",
              item: 9,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/9_150_different.jpg",
              item: 9,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/10_50_same.jpg",
              item: 10,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/10_50_different.jpg",
              item: 10,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/10_150_same.jpg",
              item: 10,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/10_150_different.jpg",
              item: 10,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/11_50_same.jpg",
              item: 11,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/11_50_different.jpg",
              item: 11,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/11_150_same.jpg",
              item: 11,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/11_150_different.jpg",
              item: 11,
              expected: "different",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/12_50_same.jpg",
              item: 12,
              expected: "same",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/12_50_different.jpg",
              item: 12,
              expected: "different",
              angle: 50,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/12_150_same.jpg",
              item: 12,
              expected: "same",
              angle: 150,
          },
          {
              key1: 'f',
              key2: 'j',
              f: 'same',
              j: 'different',
              picture: "images/main/12_150_different.jpg",
              item: 12,
              expected: "different",
              angle: 150,
          },
      ],
  };
  