Predicate Consequent Reason
u-511_(kancolle) (73) ro-500_(kancolle) (212) same character
ultimate_madoka (333) kaname_madoka (1388) A specific version of the same character
underwater (1485) water (17642) Tag Discussion forum (1459), pages 67-68
unicorn (46) horse (285) A unicorn is a mythical type of horse
utawarerumono_itsuwari_no_kamen (61) utawarerumono (190) Parent copyright
verniy_(kancolle) (92) hibiki_(kancolle) (384) A specific version of the same character
violin (344) instrument (2791) Because instrument
vocaloid_china (320) vocaloid (21264) Subset of same copyright.
volleyball (95) sport (515)
waterfall (471) water (17642) By Suggestion.
watermelon (366) fruit (3529) watermelon is both a fruit and a berry (called a pepo) http://en.wikipedia.org/wiki/Watermelon
witch_hat (1391) hat (20093)
wolf (177) animal (14402) Because a wolf is an animal
yes!_precure_5 (21) precure (477) Series to Franchise
yes!_precure_5_gogo! (3) yes!_precure_5 (21) Sequel to prequel
yukata (1367) japanese_clothes (13794)
yuki_miku (325) hatsune_miku (14408) seasonal
z_gundam (1) mobile_suit_gundam (688) Series to franchise