Complex sentence: As a result of this successful campaign many of the enemy forces were killed including the Qadi of Valencia and the Moors temporarily abandoned Tarragona (which became a no-man's land), while Tortosa was forced to pay a tribute to the count.
Split into simpler sentences: As a result of this successful campaign many of the enemy forces were killed, including the Qadi of Valencia. The Moors temporarily abandoned Tarragona (which became a no-man's land), while Tortosa was forced to pay a tribute to the Count.