B:	And, it's a very complicated problem.
b iː WORD_BOUNDARY æ n d WORD_BOUNDARY ɪ t s WORD_BOUNDARY ʌ WORD_BOUNDARY v ɛ ɹ i WORD_BOUNDARY k ɑ m p l ɪ k eɪ t ɪ d WORD_BOUNDARY p ɹ ɑ b l ə m WORD_BOUNDARY