Task: Text Simplification
Input (English): in 1187 , saladin defeated the armies of the crusades at the battle of hattin , largely because he was able to cut the crusaders off from the valuable fresh water of the sea of galilee.
Output (English): in 1187 , saladin won the armies of the crusades at the battle of hattin , mainly because he was able to cut the crusaders off from the important fresh water of the sea of galilee.