Analyzer
Sentence analysis
8Spans
Sentence
Span Details
夜
night; evening; dinner; evening mealnoun, adverb
の
possession, attribution, nominalizer, or nominal linkergrammar
山道
mountain road; mountain trailnoun
では
contrastive で + は; then; well thengrammar
懐中電灯
flashlight; electric torchnoun
が
subject markergrammar
必須
indispensable; essential; required; compulsoryno-adjective, noun
だ。
plain copulagrammar