Complex sentence: However, the 15 mutineers were court martialed on the Cocos Islands by Gardiner with 7 men who were found guilty were sentenced to death; and four soldiers received terms of imprisonment.
Split into simpler sentences: However, the 15 mutineers were court martialed on the Cocos Islands by Gardiner. The seven men who were found guilty were sentenced to death; and four soldiers received terms of imprisonment.