Complex sentence: Fed up with Murphy's underhand activities, Tunstall rides off to seek the intervention of the governor in Santa Fe, but on the way he is intercepted by Murphy's deputies who accuse him of cattle rustling and shoot him dead.
Split into simpler sentences: Fed up with Murphy's underhand activities, Tunstall rides off to Santa Fe to seek the intervention of the governor. On the way he is intercepted by Murphy's deputies who falsely accuse him of cattle rustling and shoot him dead.