Premise: Inside, left of the Baroque nave, go down to Naples' earliest known Christian sanctuary, the fourth-century Ba?­si?­li?­ca of Santa Restituta, in which the original Roman columns survived the 1688 earthquake.
Hypothesis: The fourth-century Basi­li­ca of Santa Restituta survived the 1688 earthquake and the Roman columns remain, this Christian sanctuary is located inside the left of the Baroque nave going down to Naples.  
Label: entailment