AnalyzerSentence analysis6SpansSentence彼は本当に役に立つ同僚だ。1000 character limitAnalyzeSentence彼かれは本ほん当とうに役やくに立たつ同どう僚りょうだ。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar本ほん当とうにreally; trulyadverb役やくに立たつbe helpful; be useful; serve a purposeexpression, verb同どう僚りょうcoworker; colleaguenounだ。plain copulagrammar