AnalyzerSentence analysis6SpansSentence銑鉄は製鋼の原料だ。1000 character limitAnalyzeSentence銑せん鉄てつは製せい鋼こうの原げん料りょうだ。Span Details銑せん鉄てつpig ironnounはtopic markergrammar製せい鋼こうsteel manufacture; steelmakingnoun, suru verbのpossession, attribution, nominalizer, or nominal linkergrammar原げん料りょうraw material; ingredientnounだ。plain copulagrammar