哪 个 是 爷爷
na3 ge4 shi4 ye2
pro:wh cl v:cop n:relat
哪 个 是 爷爷 !
n a ˧˩˧ WORD_BOUNDARY k ɤ ˥˩ WORD_BOUNDARY ʂ ɻ̩ ˥˩ WORD_BOUNDARY j e ˧˥ WORD_BOUNDARY 
哪 WORD_BOUNDARY 个 WORD_BOUNDARY 是 WORD_BOUNDARY 爷 爷 WORD_BOUNDARY