text: let pursuer;
  let target;
  
  function setup() {
    createCanvas(600, 500);
    pursuer = new Vehicle(100, 100);
    target = new Target(200, 100);
  }
  
  function draw() {
    background(0);
  
    let steering = pursuer.seek(target.pos);
    pursuer.applyForce(steering);
    pursuer.update();
    pursuer.draw();
  
    target.draw();
  }
  