AnalyzerSentence analysis6SpansSentence海路の安全を確保する。1000 character limitAnalyzeSentence海かい路ろの安あん全ぜんを確かく保ほする。Span Details海かい路ろsea route; by seanoun, adverbのpossession, attribution, nominalizer, or nominal linkergrammar安あん全ぜんsafety; securitynoun, na-adjectiveをobject markergrammar確かく保ほsecure; obtain; ensure; maintain; belay; belayingnoun, suru verbする。light/support verb with a noun or noun-like phrasegrammar