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At a depth of 75 m (246 ft), is it a pipe? .  .  .

pipe ? .JPG ( bytes)

A pipe and some fabric? .  .  .  

a sail? .JPG ( bytes)

Ah, it's a crosstree and shrouds.  .

We'll come back...

Crosstree .JPG ( bytes)

The robot is back, this time armed with a gripper .  .  .  

Gripper for capturing .JPG ( bytes)

It will grab the edge of the sail to lift it .  .

capture .JPG ( bytes)

You can just make out the "lightning" symbol
(arrow)      
The sail number has the digits
1 and 3 .  .  .

symbol .JPG ( bytes)

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