With the code books and cipher key, the British were able to track the movements of most German warships; this information could be passed on to the Admiral John Jellicoe, the commander of the Grand Fleet.
Koos koodiraamatute ja šifrivõtmega suutsid britid jälgida enamiku Saksa laevade liikumisi ja selle infoga varustada Suurelaevastiku (Grand Fleat) ülemat, admiral John Jellicoed.