AnalyzerSentence analysis5SpansSentence理由は何ですか1000 character limitAnalyzeSentence理り由ゆうは何なんですかSpan Details理り由ゆうreason; grounds; motivenounはtopic markergrammar何なんwhat; how many; many; a lot of; several; a few; somepronoun, prefixですbe; is; arecopula, auxiliary出洲ですspit of land; sandspitかquestion or alternative markergrammar