Guess ships

Do you think it means to all ships of WWII playing online games? Do you think it would be easy?
Try to guess the time of the Second World War in this app!
It's not so easy.

You will meet here, as friends and not particularly, the ships that are in the game for the wars of the 21st century.
Then there are the Soviet and Aurora are like bulk carriers, only if you can find them without a make-up game)

In the game you can ask for a hint.
Show the letter or remove unnecessary.
It is also possible to enlarge the picture. Good luck!