啊 妈妈 弹 琴
a1 ma1 tan2 qin2
sfp n:relat v n
啊 妈妈 弹 琴 .
a ˥ WORD_BOUNDARY m a ˥ WORD_BOUNDARY tʰ a ˧˥ n WORD_BOUNDARY tɕʰ i ˧˥ n WORD_BOUNDARY 
啊 WORD_BOUNDARY 妈 妈 WORD_BOUNDARY 弹 WORD_BOUNDARY 琴 WORD_BOUNDARY