Does the sentence "After a new wave of UN sanctions, on 11 March 2013, North Korea claimed that it had invalidated the 1953 armistice." provide a valid answer to the question "Why is North Korea insisting that the 1953 armistice was violated?"

A: yes

Does the sentence "In 1941, Reza Shah was forced to abdicate in favor of his son, Mohammad Reza Pahlavi, and established the Persian Corridor, a massive supply route that would last until the end of the ongoing war." provide a valid answer to the question "Mohammad Reza Pahlavi established what enormous supply route during World War 2?"

A: yes

Does the sentence "In 1976 Montini became the first pontiff in modern history to deny the accusation of homosexuality." provide a valid answer to the question "Who brought allegations of Montini's homosexuality?"

A: no

Does the sentence "The chirigotas are well known witty, satiric popular groups who sing about politics, new times and household topics, wearing the same costume, which they prepare for the whole year." provide a valid answer to the question "What do the chirigotas sing about?"

A:
yes