AnalyzerSentence analysis5SpansSentence過酷な自然環境で生き延びる。1000 character limitAnalyzeSentence過か酷こくな自し然ぜん環かん境きょうで生いき延のびる。Span Details過か酷こくsevere; harsh; rigorous; cruelna-adjective, nounなadnominal form of the copula after a na-adjectivegrammar自し然ぜん環かん境きょうnatural environment; the environmentnounでlocation, means, or scope markergrammar生いき延のびる。survive; live through; pull throughichidan verb