AnalyzerSentence analysis7SpansSentence水泳は肺活量を増やすのに役立つ。1000 character limitAnalyzeSentence水すい泳えいは肺はい活かつ量りょうを増ふやすのに役やく立だつ。Span Details水すい泳えいswimmingnoun, suru verbはtopic markergrammar肺はい活かつ量りょうlung capacity; vital capacitynounをobject markergrammar増ふやすincrease; add to; augmentgodan verbのにalthough; despite; in order togrammar役やく立だつ。be useful; be helpful; serve the purposegodan verb