AnalyzerSentence analysis5SpansSentenceこの参考図書はとても役に立つ。1000 character limitAnalyzeSentenceこの参さん考こう図と書しょはとても役やくに立たつ。Span Detailsこのthis; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective参さん考こう図と書しょreference book; reference worknounはtopic markergrammarとてもvery; awfully; exceedingly; (not) at all; by no means; simply (cannot)-> 迚もadverb役やくに立たつ。be helpful; be useful; serve a purposeexpression, verb