Complex sentence: He entered Leyden University in 1672 to study philosophy and was licensed by the classis of Wyk about 1680 and ordained by the classis of Amsterdam in 1682.
Split into simpler sentences: He entered Leyden University in 1672 to study philosophy. He was licensed by the classis of Wyk about 1680 and ordained by the classis of Amsterdam in 1682.