AnalyzerSentence analysis2SpansSentence校内封鎖1000 character limitAnalyzeSentence校こう内ない封ふう鎖さSpan Details校こう内ないinside a school; on school grounds; within the schoolnoun, no-adjective封ふう鎖さblockade; lockdown; sealing off; freezing (funds)noun, suru verb