grid = [
    [False, False, False, False, False, False],
    [False, True,  False, False, False, False],
    [False, False, True,  True,  False, False],
    [False, True,  True,  False, False, False],
    [False, False, False, False, False, False],
    [False, False, False, False, False, False]
]
width = len(grid[0])
height = len(grid)