AnalyzerSentence analysis5SpansSentenceこのパズルはかなり頭を使う。1000 character limitAnalyzeSentenceこのパズルはかなり頭あたまを使つかう。Span Detailsこのthis; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjectiveパズルpuzzlenounはtopic markergrammarかなりconsiderably; fairly; quite; rather; pretty-> 可也adverb, no-adjective頭あたまを使つかう。use one's head; think; use one's brainexpression, verb