Does the sentence "He suffered for the attacks on Pius XII for his alleged silences during the Holocaust." provide a valid answer to the question "What was Pius XII accused of not condemning?"

A: yes

Does the sentence "The New Delhi Railway Station opened in 1926 with a single platform at Ajmeri Gate near Paharganj and was completed in time for the city's inauguration in 1931." provide a valid answer to the question "In what year did the New Delhi Railway Station open?"

A: yes

Does the sentence "In the United States, 25 Hz, a once-common industrial power frequency is used on Amtrak's 25 Hz traction power system at 12 kV on the Northeast Corridor between Washington, D.C. and New York City and on the Keystone Corridor between Harrisburg, Pennsylvania and Philadelphia." provide a valid answer to the question "When was a 11kV system of NY, New Haven and Hartford was converted to 12.5 kV?"

A: no

Does the sentence "Since today's Germany was formed from an earlier collection of several states, it has a federal constitution, and the constituent states retain a measure of sovereignty." provide a valid answer to the question "What is the name of the city-state that contains Bremen and Bremerhaven?"

A:
no