Complex sentence: Elad was also suspected of betraying the group to Egyptian authorities; though the charges were never proven, he was eventually sentenced to a jail term of 10 years for trying to sell Israeli documents to the Egyptians in an unrelated matter.
Split into simpler sentences: Elad was also suspected of betraying the group to Egyptian authorities, though the charges were never proven. He was eventually sentenced to a jail term of 10 years for trying to sell Israeli documents to the Egyptians in an unrelated matter.