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Sentence analysis
7Spans
Sentence
Span Details
長年
many years; a long timenoun, adverb
使っ
use; make use of; employ; handle; spend; consume; speak-> 使うgodan verb
た
past tense or completed actiongrammar
壁
wall; partition; barrier; obstacle; hindrance; Chinese "Wall" constellation; wall of stones (in Go)noun
が
subject markergrammar
黒ずん
blacken; darken; become blackish-> 黒ずむgodan verb
でいる。
ongoing or resultant state-> ているgrammar