Premise: I was left in her wake; Natalia was already speaking on the phone, organising another round.

Hypothesis: Natalia was talking to one of her friends on the phone.
Answer: it is not possible to tell

Premise: During the Rev?o?lu?tion, all evidence of luxury was stripped from the palace interior, but the structure itself proved stronger than its assailants and today it hosts major productions during the annual festival.

Hypothesis: All evidence of luxury was stripped from the palace during the revolution.
Answer: yes

Premise: Mutiny and Reform

Hypothesis: Betrayal and Reformation by British troops.
Answer: it is not possible to tell

Premise: The proceeds are an exchange revenue.

Hypothesis: Some of the proceeds will be donated to charity.
Answer: it is not possible to tell