Complex sentence: Maraş was captured by Al-Ashraf Khalil, Mamluk Sultan in 1292 but was recaptured by Hethum II, King of Cilician Armenia with help from the Mongol alliance.
Split into simpler sentences: Maraş was captured by Al-Ashraf Khalil, Mamluk Sultan in 1292. But, it was recaptured by Hethum II, King of Cilician Armenia with Mongol alliance.