1.   Dole became the presumptive Republican nominee thanks to winning a series of recent state primaries, and effectively eliminating all challengers except Pat Buchanan.

2.   Other killings of rebel commanders and political rivals ascribed to Thaci are attributed to a struggle to consolidate control and eliminate potential challengers.

3.   The West Virginia coach took his Mountaineers into the Carrier Dome with hopes of eliminating a challenger for the conference title.

4.   They argue that unless carefully restrained, Microsoft will repeat the same pattern by illegally seeking to eliminate new challengers to its Windows monopoly.

5.   They also become exclusionary activities, legislating to eliminate potential challengers.