Possible Clues:

• Goes off to Wales without sulphur found on side of ship
• Weapon with drink at side of top deck
• Arm with head and a leg, but no tail, on part of ship
• Craftily wangle classy berths inside part of boat
• Top of boat's side
• Part of ship providing hitman with a drink
• Shoot back the law to the East of the edge of the ship
• Ben the pirate will sound: 'it's over the side of ship'
• That may start to go off beside the boat
• Firearm legislation overturned by English board