of ben je in de trein geweest
of ben je in de trein geweest ?
 ɔ f WORD_BOUNDARY b ɛ n WORD_BOUNDARY j ə WORD_BOUNDARY  ɪ n WORD_BOUNDARY d ə WORD_BOUNDARY t r ɛɪ n WORD_BOUNDARY ɣ ə ʋ eː s t WORD_BOUNDARY
o f WORD_BOUNDARY b e n WORD_BOUNDARY j e WORD_BOUNDARY i n WORD_BOUNDARY d e WORD_BOUNDARY t r e i n WORD_BOUNDARY g e w e e s t WORD_BOUNDARY