AnalyzerSentence analysis6SpansSentence大陸横断鉄道の建設は大事業だった。1000 character limitAnalyzeSentence大たい陸りく横おう断だん鉄てつ道どうの建けん設せつは大だい事じ業ぎょうだった。Span Details大たい陸りく横おう断だん鉄てつ道どうtranscontinental railroadnounのpossession, attribution, nominalizer, or nominal linkergrammar建けん設せつconstruction; building; establishmentnoun, suru verbはtopic markergrammar大だい事じ業ぎょうlarge enterprise; big business; large undertakingnounだった。past copulagrammar