Complex sentence: Liman had little time to organize the defences but he had two things in his favor: first, the Ottoman 5th Army was the best army they had, some 84,000 well-equipped soldiers in six divisions.
Split into simpler sentences: Liman had little time to organize the defences, but he had two things in his favor. First, the Ottoman 5th Army was the best army they had, some 84,000 well-equipped soldiers in six divisions.