B:	caulking windows was a great mystery to them.
b iː WORD_BOUNDARY k ɔ k ɪ ŋ WORD_BOUNDARY w ɪ n d oʊ z WORD_BOUNDARY w ʌ z ʌ WORD_BOUNDARY ɡ ɹ eɪ t WORD_BOUNDARY m ɪ s t ə ɹ ɹ i WORD_BOUNDARY t ə WORD_BOUNDARY ð ɛ m WORD_BOUNDARY