Premise: The ensuing Spanish Civil War was brutal and bitter, and support for both sides poured in from outside Spain.

Hypothesis: The Spanish Civil War featured foreign supporters aiding both sides.
Answer: yes

Premise: It would be for the jury to decide whether or not these damning facts constituted an overwhelming proof of the prisoner's guilt.

Hypothesis: It was the juries decision whether or not the convincing evidence proved the prisoners guilt.
Answer: yes

Premise: You can see the base of the medieval towers in an excavated area of the Cour.

Hypothesis: The Cour was a military installation built in Paris.
Answer: it is not possible to tell

Premise: And maybe that's that?

Hypothesis: Certainly, that is not that.
Answer: no