Complex sentence: The groups often fail to back a cause being championed by the other which has fragmented important campaigns such as work for fair legal proceedings for the Bahraini detainees at Guantanamo Bay, or otherwise work on the same issue separately.
Split into simpler sentences: The groups often fail to back a cause being championed by the others. This has fragmented important campaigns such as work for fair legal proceedings for the Bahraini detainees at Guantanamo Bay, or otherwise work on the same issue separately.