<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.afisa wa juu wa jeshi la nigeria anasema jeshi linajua walipo zaidi ya wasichana 200 ambao wanashikiliwa mateka na wanamgambo w a kiislam na kusema itakuwa vigumu kutumia nguvu kuwaokoa.  <response>: a top military official in nigeria says the military knows where more than 200 schoolgirls are being held captive by islamist militants, but says it would be difficult to use force to rescue them. 