Complex sentence: During 2006-2007, IP sold the wood products plant to its main rival, Georgia Pacific, and liquidated its significant land holdings in the Springhill area leaving the container division (box plant) as the last remnant of International Paper's presence.
Split into simpler sentences: During 2006-2007, IP sold the wood products plant to its main rival, Georgia Pacific, and liquidated its significant land holdings in the Springhill area. The container division (box plant) remains the last remnant of International Paper's presence.