Question: What two models of a gaming laptop, manufactured by a company that originally purchased this line of computers from IBM in 2005, were missing a feature known as a TrackPoint?
{'answer': 'Y710 and Y510', 'supporting_facts': [['IdeaPad Y Series', 0], ['IdeaPad Y Series', 6], ['ThinkPad', 0], ['ThinkPad', 1]]}