He then moved to Clyde Petroleum where he was managing director, then to Paladin Resources as chief executive until its acquisition by Talisman Energy (EUREX: 23554.EX - news ) in 2005.
Take context from the input text and decide on the accurate relationship between 'Talisman Energy' and 'Petroleum' from the options provided.
Options: product/material produced, operator, original broadcaster, chief executive officer