AnalyzerSentence analysis5SpansSentence坑内の安全確認は欠かせない。1000 character limitAnalyzeSentence坑こう内ないの安あん全ぜん確かく認にんは欠かかせない。Span Details坑こう内ないinside a mine; within a pitnoun, no-adjectiveのpossession, attribution, nominalizer, or nominal linkergrammar安あん全ぜん確かく認にんsafety confirmation; safety checknounはtopic markergrammar欠かかせない。indispensable; essential; vital; crucialexpression, i-adjective
