Complex sentence: The aircraft was on approach to Santa Maria and was instructed by the controller to descend to 3000 feet on QNH 1027, the co-pilot read back "Recleared 2000 feet, 1027".
Split into simpler sentences: The aircraft was on approach to Santa Maria and was instructed by the controller to descend to 3000 feet on QNH 1027. The co-pilot read back "Recleared 2000 feet, 1027".