def spot_is_free(spot, candles, light):
    """
    A spot is NOT free if the horizontal and vertical distance between
    that and the light is less than the light strength
    """
    for candle in candles:
        x_dist = abs(candle[0] - spot[0])
        y_dist = abs(candle[1] - spot[1])
        if x_dist < light and y_dist < light:
            return False
    else:
        return True