knightPos = [
   -200, -100, -50, -50, -50, -50, -100, -200,
   -100, 0, 0, 0, 0, 0, 0, -100,
   -50, 0, 60, 60, 60, 60, 0, -50,
   -50, 0, 30, 60, 60, 30, 0, -50,
   -50, 0, 30, 60, 60, 30, 0, -50,
   -50, 0, 30, 30, 30, 30, 0, -50,
   -100, 0, 0, 0, 0, 0, 0, -100,
   -200, -50, -25, -25, -25, -25, -50, -200
]