AnalyzerSentence analysis6SpansSentence炭素の数価は4です。1000 character limitAnalyzeSentence炭たん素その数すう価かは4です。Span Details炭たん素そcarbon (C)nounのpossession, attribution, nominalizer, or nominal linkergrammar数すう価かvalencenounはtopic markergrammar4よん-です。be; is; arecopula, auxiliary出洲ですspit of land; sandspit