試驗

试 = 式 + 讠 : Sherlock Holmes is doing an eye examination with the goth in the space station's bathroom. Sherlock set up a table with differently sized letters on an advertising column and has the goth read out the letters.

验 = 佥 + 马 : Maud Younger (y) took a pregnancy test (验) In anthill's bathroom (an4) and she's pregnant indeed, she just doesn't know if the father is 傅佥 (佥) or the unicorn (马). She called both to come over and plans to do a test series (验) to see who would be the better father.