LEFT SEVEN EIGHTHS BLOCK
LOWER FIVE EIGHTHS BLOCK
LOWER SEVEN EIGHTHS BLOCK
LEFT THREE QUARTERS BLOCK
LEFT HALF BLOCK
LEFT THREE EIGHTHS BLOCK
LIGHT SHADE
QUADRANT LOWER LEFT
QUADRANT UPPER LEFT AND LOWER LEFT AND LOWER RIGHT
QUADRANT UPPER LEFT AND LOWER RIGHT
QUADRANT UPPER LEFT AND UPPER RIGHT AND LOWER RIGHT