create alias whale_tail (180) -> horizontal_fluked_tail (0)
create alias dolphin_tail (75) -> horizontal_fluked_tail (0)
create alias cetacean_tail (49) -> horizontal_fluked_tail (0)
create implication horizontal_fluked_tail (0) -> fluked_tail (0)
create implication vertical_fluked_tail (0) -> fluked_tail (0)
create alias shark_tail (3535) -> vertical_fluked_tail (0)