Complex sentence: Temporary huts housed the first community of impoverished monks, who found patrons in the seigneurs of Simiane, who enabled them to build the abbey church, consecrated in 1178.
Split into simpler sentences: Temporary huts housed the first community of impoverished monks. The young community found patrons in the seigneurs of Simiane, whose support enabled them to build the abbey church, consecrated in 1178.