    Sentenc But the yen 's gains  were caffBed by wariness about  Japanese intervention , with  some traders reporting irregular  bids that smack of intervention  around 118 yen.    Sentence 2: But the yen 's gains  were capged by wariness about  Japanese ® igbervention  . . with  some traders reporting irregular  bids around 118 yen that could be  from the Bank of Japan .    