sentences:  In the Siege of Güns, the Grand Vizier of the Ottomans, Ibrahim Pasha, did not realize how poorly defended Koszeg was; in fact Constantinople in 1453 stood a better chance.Nonetheless, under the leadership of Croatian Captain Nikola Jurišić, the city fought off every assault.The exact outcome of the battle is unknown, since it has two versions which differ depending on the source.