Complex sentence: Cevat Pasha's Eighth Army of 10,000 soldiers supported by 157 guns, with its headquarters at Tulkarm, held a line from the Mediterranean coast just north of Arsuf to Furkhah in the Judean Hills.
Split into simpler sentences: Cevat Pasha's Eighth Army of 10,000 soldiers, was supported by 157 guns. Its headquarters were at Tulkarm, and the soldiers held a line from the Mediterranean coast just north of Arsuf to Furkhah in the Judean Hills.