" Locating hostile submarines at a distance and relaying the information to other vessels or aircraft to prosecute the attack will make it a formidable asset"
So, let me get this right -
you're telling me that our magic submarines (as yet not designed) will have the amazing ability to be able to locate 'hostile submarines at a distance'
but, somehow mystically - those 'hostile submarines' - won't have a clue where our magic submarines are
wow -------------------- we have magic submarines and the bad guys don't