AnalyzerSentence analysis3SpansSentence貴重な機会1000 character limitAnalyzeSentence貴き重ちょうな機き会かいSpan Details貴き重ちょうprecious; valuablena-adjective, nounなadnominal form of the copula after a na-adjectivegrammar機き会かいopportunity; chancenoun