Benchy test stringing/ironing/bridge

Benchytitanic (bridge -ironing - stringing - retraction) inspired by the titanic inspired by the titanic, in addition to the tests of good ventilation and overang of the basic model, this remix tests a larger bridge and tests retraction and stringing. The ship's exhausts are staggered to account for tilt. even the changes are evaluated the upper base can serve as a test for ironing the hull contains all the other parameters of the original benchy such as holes, width distance etc etc..