If you want to win, do not touch the black part of the map, if you reach the the gold part, you can go to another level. If you touched the black part, press the red octagon and press the green flag after you press the red octagon. To control the ship, player 1( The ship on the left side) uses "W" "A" "S" "D" for forward, back left turn and right turn. For player two, you use "Up arrow key" "Down arrow key" "Left arrow key" and the right arrow key to control. Also, for player one, use space key to boost, and for player two, use "M" key to boost.
Image credits: http://img11.deviantart.net/d338/i/2009/047/f/f/bismarck_mark_ii_by_zeonotaku.jpg https://upload.wikimedia.org/wikipedia/commons/0/08/Yamato1945.png http://i1.2pcdn.com/node14/image/article/201504/01/20150401125316a0e25fr626b0t7mt.jpg