remove implication snake_penis (731) -> unusual_penis (6089)
create alias snake_penis (731) -> snake_for_a_penis (0) # has blocking transitive relationships, cannot be applied through BUR
create alias cock_naga (52) -> naga_for_a_penis (0)
create alias snake_tail (1192) -> snake_for_a_tail (0) # has blocking transitive relationships, cannot be applied through BUR