AnalyzerSentence analysis6SpansSentence火山活動が地形を変えた。1000 character limitAnalyzeSentence火か山ざん活かつ動どうが地ち形けいを変かえた。Span Details火か山ざん活かつ動どうvolcanic activitynounがsubject markergrammar地ち形けいterrain; topography; geographical featuresnounをobject markergrammar変かえchange; alter; transform; reform; revise; amend-> 変えるichidan verbた。past tense or completed actiongrammar