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Sentence analysis
8Spans
Sentence
Span Details
週末
weekendadverb, noun
に
direction, time, indirect object, or target markergrammar
妹
younger sisternoun
に
direction, time, indirect object, or target markergrammar
数学
mathematicsnoun
を
object markergrammar
教え
teach; instruct; tell; inform; show; preach; moralize-> 教えるichidan verb
ている。
ongoing or resultant stategrammar