[shu-] Sherlock Holmes is in [1] front of the [-_] house in search of a missing 梳 comb. He sees one of the 木 trees outside has a pair of floaties on one of its branches. He goes up to it and finds the 梳 comb in a cranny of the 木 tree. "Elementary", he says - but how did he know the 梳 comb would be there?!