Who are the greatest hockey players of all time?
The greatest hockey players of all time include Wayne Gretzky, Mario Lemieux, Bobby Orr, and Gordie Howe.
<START_INST>Who are the greatest hockey players of all time?<END_INST><START_CTX><END_CTX><START_A>The greatest hockey players of all time include Wayne Gretzky, Mario Lemieux, Bobby Orr, and Gordie Howe.<END_A>