The Convent's spiritual life revolves around Consolata, a benevolent witch who uses her powers to bring a dying townsman back to life.
The Convent does not believe in Consolata and executes anyone who does believe in the witch. 
mnli hypothesis: The Convent does not believe in Consolata and executes anyone who does believe in the witch.  premise: The Convent's spiritual life revolves around Consolata, a benevolent witch who uses her powers to bring a dying townsman back to life.