Analyzer
Sentence analysis
10Spans
Sentence
Span Details
ガス管
gas pipe; gas tubenoun
が
subject markergrammar
老朽化
deterioration; becoming decrepit; becoming worn outnoun, suru verb
し
light/support verb with a noun or noun-like phrase-> するgrammar
ている
ongoing or resultant stategrammar
ので
because; sincegrammar
交換
exchange; swap; replacementnoun, suru verb
が
subject markergrammar
必要
necessary; needed; essential; necessity; need; requirementna-adjective, noun
だ。
plain copulagrammar