Complex sentence: Robinson was drafted by the Phillies in the 11th round of the 1970 amateur draft, Robinson played 3 seasons in the Minor Leagues before making his Major League debut as a pinch runner at Veterans Stadium on September 9,1972.
Split into simpler sentences: Robinson was drafted by the Phillies in the 11th round of the 1970 amateur draft. He played 3 seasons in the Minor Leagues before making his Major League debut as a pinch runner at Veterans Stadium on September 9,1972.