mass update shredder -> shredder_(tmnt)
remove implication shredder (0) -> teenage_mutant_ninja_turtles (6449)
create alias shredder_(teenage_mutant_ninja_turtles) (0) -> shredder_(tmnt) (47)
create implication shredder_(tmnt) (47) -> teenage_mutant_ninja_turtles (6449)