AnalyzerSentence analysis3SpansSentence私服の警察官1000 character limitAnalyzeSentence私し服ふくの警けい察さつ官かんSpan Details私し服ふくordinary clothes; plain clothes; casual wear; plainclothes police officernoun, no-adjectiveのpossession, attribution, nominalizer, or nominal linkergrammar警けい察さつ官かんpolice officernoun