the spunk plus the bomb plus the pump plus the torture instrument times frankie equalling the bang is an exclusive piece of ZTT exploitation
You don't need eyes to see, you need vision. (mj)
Firstly, is it possible to attack two different tiles from the same starting tile?
Yes. Just remember you have to complete the first attack before you can start the second.
Secondly, is it allowed to attack from one tile such that there are no remaining cubes on it then in the same war action attack that, now empty, tile from a different one of your own so that you re-take it straight away?
Yes. I can't see any reason why this wouldn't be allowed.