AnalyzerSentence analysis6SpansSentence日本の社会保障制度は複雑だ。1000 character limitAnalyzeSentence日本にほんの社しゃ会かい保ほ障しょう制せい度どは複ふく雑ざつだ。Span Details日本にほんJapannounのpossession, attribution, nominalizer, or nominal linkergrammar社しゃ会かい保ほ障しょう制せい度どsocial security systemnounはtopic markergrammar複ふく雑ざつcomplex; complicated; intricate; mixed (feelings)na-adjective, nounだ。plain copulagrammar