AnalyzerSentence analysis8SpansSentence著者は序文で謝辞を述べた。1000 character limitAnalyzeSentence著ちょ者しゃは序じょ文ぶんで謝しゃ辞じを述のべた。Span Details著ちょ者しゃauthor; writernounはtopic markergrammar序じょ文ぶんpreface; foreword; introductionnounでlocation, means, or scope markergrammar謝しゃ辞じwords of thanks; acknowledgements; apologynounをobject markergrammar述のべstate; express; say; tell; mention-> 述べるichidan verbた。past tense or completed actiongrammar