B:	Durham, Raleigh, and Chapel Hill is the triangle.
b iː WORD_BOUNDARY d ʌ ɹ ə m WORD_BOUNDARY ɹ ɑ l i WORD_BOUNDARY æ n d WORD_BOUNDARY t̠ʃ æ p ə l WORD_BOUNDARY h ɪ l WORD_BOUNDARY ɪ z WORD_BOUNDARY ð ə WORD_BOUNDARY t ɹ aɪ æ ŋ ɡ ə l WORD_BOUNDARY