Complex sentence: Between 700 and 750 CE, Cholula was taken over by the Olmeca-Xicalanca, and the town grew rapidly, Pohl, although other sources this happened 50 to 100 years earlier.
Split into simpler sentences: Between 700 and 750 CE, Cholula was taken over by the Olmeca-Xicalanca, and the town grew rapidly, Pohl. Other scattered sources this happened 50 to 100 years earlier.