Premise: The romance gods are fickle.

Hypothesis: The romance gods are indecisive.
Answer: yes

Premise: For decades, the Republican Party preached military strength in the face of foreign expansionism.

Hypothesis: Military strength was the key to stopping foreign expansionism.
Answer: it is not possible to tell

Premise: British Shakespeare scholars remain skeptical, both of the death mask's authenticity and of the possibility of discovering Shakespeare's true face.

Hypothesis: British scholars believe that it is impossible to know Shakespeare's true face.
Answer: yes

Premise: This undermines explanations that assume ironclad effects of hormones.

Hypothesis: Effects of hormones are static according to this.
Answer: no