Complex sentence: The lightly armoured Turkish, Egyptian and Bedouin cavalry repeatedly charged, but veered away from the spears without coming to blows when it was evident that the Crusaders were not going to break ranks.
Split into simpler sentences: The lightly armoured Turkish, Egyptian and Bedouin cavalry repeatedly charged. However, they veered away from the spears without coming to blows, when it was evident that the Crusaders were not going to break ranks.