T T T H H T T H H T T T
T T    T T    T T
T  T   T T   T  T
H   T     T   H
H    T   T    H
T T T   T T   T T T
T T T   T T   T T T
H    T   T    H
H   T     T   H
T  T   T T   T  T
T T    T T    T T
T T T H H T T H H T T T
