Golden values Blue force which is comes from Boat's pitch motion, is suitable to water pumping. By placing a swing weight on the boat it is possible to get that force. A graphical presentation of the motion of the swing weight, at four different positions of the boat in the pitch movement are as shows in figures 2 to 5.
https://drive.google.com/file/d/10tks74J_2kRxhloYwN-pNWiZfdRdikAt/view?usp=drive_link