What is the fine-grained topic of the following text: The plant will be built by Gemma-Lane Liberty Partners, a joint venture between Gemma Power Systems and Lane Construction Corp. Siemens Energy Inc. is providing the gas turbines for the project, as well as two steam turbines, two generators, two heat recovery steam generators, and electrical equipment and control systems. Only return the topic.
Construction of a Power Plant by Gemma-Lane Liberty Partners with Equipment Provided by Siemens Energy Inc.