Oil prices rose on Thursday, driven up by a weakening dollar, but gains were capped by plentiful supplies and inventories despite an effort by OPEC and other producers to cut output and prop up the market. Brent crude futures LCOc1, the international benchmark for oil prices, were trading at $55.59 per barrel at 0313 GMT, up 51 cents, or 0.93 percent, from their last close. U.S. West Texas Intermediate (WTI) crude futures CLc1 were at $53.22 a barrel, up 47 cents, or 0.89 percent. Traders said that the increase was largely down to a weakening dollar .DXY, which has lost 3.9 percent in value since its January peak. Since oil is traded in dollar, a cheaper greenback makes fuel purchases less costly […]