Complex sentence: The hook shot used by Kareem Abdul-Jabbar, the National Basketball Association's all-time leading scorer, was called a sky hook, because the ball was so high when the 7-foot, 2-inch center released it.
Split into simpler sentences: The hook shot used by Kareem Abdul-Jabbar, the National Basketball Association's all-time leading scorer. It was called a sky hook, because the ball was so high when the 7-foot, 2-inch center released it.