In a press release, Sintana Energy announces a farm-out arrangement with ExxonMobile Exploration Colombia. The farm-out is for block VMM-37 in the Middle Magdalena Basin but only applies to unconventional plays on the block. For these ExxonMobile will earn a 70% interest on completion of the agreed work plan. Sintana retains 30% of an unconventional play and 100% of conventional production.