Complex sentence: It was introduced by Keretapi Tanah Melayu on 12 August 2010 and runs through three states and one federal territory, of which all the states are located on the western coast of Peninsular Malaysia.
Split into simpler sentences: It was introduced by Keretapi Tanah Melayu on August 12. This service runs through three states and one federal territory, of which all the states are located on the western coast of Peninsular Malaysia.