Complex sentence: When "namsadang" found a village and got permission for them to present their talents, members of "namsadang" presented the six nori in the biggest yard in the middle of the village.
Split into simpler sentences: When "namsadang" found a village and had to get a permission from villagers in order to present their talents. Members of "namsadang" performed the six nori in the biggest yard in the middle of the village.