text: db = db.getSiblingDB('sample_tp2');
  db.inventors.drop();
  db.inventors.insertMany([
      {        
          "first": "Isaac",
          "last": "Newton",
          "year": 1643
         },
         {
          "first": "Galileo",
          "last": "Galilei",
          "year": 1564
         },
         {        
          "first": "Marie",
          "last": "Curie",
          "year": 1867
         },
         {
          "first": "Johannes",
          "last": "Kepler",
          "year": 1571
         },
         {        
          "first": "Nicolaus",
          "last": "Copernicus",
          "year": 1473
         },
         {        
          "first": "Max",
          "last": "Planck",
          "year": 1858
         },
         {
          "first": "Juan",
          "last": "Perez",
          "year": 1978
         },
         {        
          "first": "Juan",
          "last": "Perez",
          "year": 1976
         },
         {        
          "first": "René",
          "last": "Favarolo",
          "year": 1923
         },
         {        
          "first": "Ladislao",
          "last": "Biro",
          "year": 1899
         },
         {
          "first": "Pepe",
          "last": "Trueno",
          "year": 1975        
         },
         {
          "first": "Juan",
          "last": "Perez Blanco.",
          "year": 1860
         }
  ]);