Complex sentence: On 1 June 1990, he went to the training program office expecting only to find Mr. Feyen but saw Steve Lohman, a program worker was there as well, and ordered Lohman at gunpoint to give him his money.
Split into simpler sentences: On 1 June 1990, he went to the training program office, expecting to find only Feyen there, but saw Steve Lohman, a program worker. He ordered Lohman at gunpoint to give him his money.