LEFT ONE QUARTER BLOCK
FULL BLOCK
RIGHT HALF BLOCK
UPPER ONE EIGHTH BLOCK
RIGHT ONE EIGHTH BLOCK
QUADRANT LOWER RIGHT
QUADRANT UPPER LEFT AND LOWER LEFT AND LOWER RIGHT
QUADRANT UPPER LEFT AND LOWER RIGHT
QUADRANT UPPER LEFT AND UPPER RIGHT AND LOWER LEFT
QUADRANT UPPER RIGHT
QUADRANT UPPER RIGHT AND LOWER LEFT AND LOWER RIGHT