Complex sentence: Kingsbury was drawn to Houston through his ties with Dana Holgorsen who had been the offensive coordinator at Texas Tech prior to Houston and was recognized for the performance of the Houston offense in 2009 with record setting quarterback Case Keenum at the helm.
Split into simpler sentences: Kingsbury was drawn to Houston through his ties with Dana Holgorsen who had been the offensive coordinator at Texas Tech prior to Houston. Kingsbury received recognition for the performance of the Houston offense in 2009 with Case Keenum at the helm.