AnalyzerSentence analysis2SpansSentence潜入捜査1000 character limitAnalyzeSentence潜せん入にゅう捜そう査さSpan Details潜せん入にゅうinfiltration; sneaking in; going undercovernoun, suru verb捜そう査さcriminal investigation; inquiry; searchnoun, suru verb, no-adjective