Complex sentence: International Network of Crackers (INC) was one of the premier cracking/releasing warez for the IBM PC during the very late 1980s and early 90s and was the result of the merger of several cracking groups such as the Miami Cracking Machine (MCM).
Split into simpler sentences: International Network of Crackers (INC) was one of the premier cracking/releasing warez for the IBM PC during the very late 1980s and early 90s. The formation of INC was the result of the merger of several cracking groups, including the Miami Cracking Machine (MCM).