Complex sentence: The "Gnosis" is part of the fleet sent to intercept the invading sentinels, however the ship is disabled when Bane sets off the EMP on the "Caduceus", and the ship is subsequently destroyed.
Split into simpler sentences: The "Gnosis" is part of the fleet sent to intercept the invading Sentinels. The ship is disabled when Bane sets off the EMP on the "Caduceus", and the ship is subsequently destroyed.