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Sentence analysis
8Spans
Sentence
Span Details
いつから
since when; from when; how long-> 何時からexpression
日本語
Japanese (language)noun
を
object markergrammar
勉強
study; learning; diligence; hard work; effort; experience; knowledge; lesson; discount; price reductionnoun, suru verb
し
light/support verb with a noun or noun-like phrase-> するgrammar
てい
ongoing or resultant state-> ているgrammar
ます
polite non-pastgrammar
か。
question or alternative markergrammar