June 7 (Reuters) - Marksmen Energy Inc MAH.V :
* Marksmen Energy Inc - subsidiary announces that its operating agreement with Houghton Investments is terminated
* Marksmen Energy-operating deal between unit,Houghton Investments lapsed due to failure to agree on drilling of additional well in specified time frame Source text for Eikon: ID:nGNXNXCWYa Further company coverage: MAH.V