Complex sentence: In 1553 he received the lands of the abbey of Paisley, and in 1568 he aided Mary Queen of Scots to escape from Lochleven castle, afterwards fighting for her at the Battle of Langside.
Split into simpler sentences: In 1553 he received the lands of the abbey of Paisley. In 1568, Claud aided Mary I of Scotland to escape from Lochleven castle, afterwards fighting for her at the Battle of Langside.