Complex sentence: Christian video games were first marketed successfully by John, Joyce and Philip Conrod of BibleBytes in the early 1980s on several different microcomputer platforms and in the late 1980s for the Nintendo Entertainment System (NES) by Wisdom Tree.
Split into simpler sentences: Christian video games were first marketed successfully by John, Joyce and Philip Conrod of BibleBytes in the early 1980s on several different microcomputer platforms. In the late 1980s for the Nintendo Entertainment System (NES) by Wisdom Tree.