AnalyzerSentence analysis7SpansSentence誰が書いたかわからない1000 character limitAnalyzeSentence誰だれが書かいたかわからないSpan Details誰だれwhopronounがsubject markergrammar書かいwrite; compose; pen; draw; paint-> 書くgodan verbたpast tense or completed actiongrammarかquestion or alternative markergrammarわからunderstand; comprehend; grasp; become clear; be known; turn out; I know!; right?!-> 分かるgodan verb, interjectionないnegative auxiliarygrammar