it was fun because it was Kim's birthday that day
it be fun because it be Kim that day
pro:per cop adj conj pro:per cop adj det:dem n
it was fun because it was kim's birthday that day .
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i t WORD_BOUNDARY w a s WORD_BOUNDARY f u n WORD_BOUNDARY b e c a u s e WORD_BOUNDARY i t WORD_BOUNDARY w a s WORD_BOUNDARY k i m ' s WORD_BOUNDARY b i r t h d a y WORD_BOUNDARY t h a t WORD_BOUNDARY d a y WORD_BOUNDARY