Complex sentence: John King (c.1708--April 26,1717) joined the crew of Samuel "Black Sam" Bellamy while still a juvenile, and is the youngest known pirate on record.
Split into simpler sentences: John King (c.1708--April 26,1717) was an 18th century pirate. He joined the crew of Samuel "Black Sam" Bellamy while still a juvenile, and is the youngest known pirate on record.