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Sentence
Span Details
携帯
carrying; portable; mobile phone; cell phonenoun, suru verb
の
possession, attribution, nominalizer, or nominal linkergrammar
番号、
number; series of digitsnoun
変わっ
change; be transformed; vary; move to; be changed to another place; be different; be unusual; be uncommon-> 変わるgodan verb
た?
past tense or completed actiongrammar