The pensioners on board XII Bar Blues think they have never seen a rig like this before. That may be right, but we should not dismiss the possibility that they've seen dozens of them and have, under pressure of advancing years, merely forgotten.
Your help is therefore needed to help explain why a yacht would have two masts, seemingly sharing a single step, where one might normally expect to find just one. Rather the reverse of the Pete & Dud sketch in which the one-legged Dud applies for the role of Tarzan " I've got nothing against your right leg but unfortunately neither have you"
Answers, as usual, on the back of a ten pound note