Complex sentence: However, there was considerable opposition among the membership, led by Edsger Dijkstra, expressed in a "Minority Report" and later leading to a split in the group and the formation of a new working group, IFIP Working Group 2.3 on Programming Methodology.
Split into simpler sentences: However, there was considerable opposition among the members, led by Edsger Dijkstra, expressed in a "Minority Report". This led to a split in the group and the formation of a new working group, IFIP Working Group 2.3 on Programming Methodology.