Q: Does "William Champion's brother, John, patented a process in 1758 for calcining zinc sulfide into an oxide usable in the retort process." provide a valid answer to "Who built the first horizontal retort smelter?"?
A: no

Q: Does "Alumnus Eero Saarinen, Finnish-American architect of such notable structures as the Gateway Arch in St. Louis, Washington Dulles International Airport main terminal, Bell Labs Holmdel Complex and the CBS Building in Manhattan, designed Ingalls Rink at Yale and the newest residential colleges of Ezra Stiles and Morse." provide a valid answer to "What did Alumnus Eero Saarinen use for inspiration for Ingalls Rink at Yale?"?
A: no

Q: Does "Captain John Charles Marshall and Thomas Gilbert visited the islands in 1788." provide a valid answer to "In what year did Marshall and Gilbert go to the islands?"?
A: yes

Q: Does "The paper gained a measure of notoriety in the 1930s with its advocacy of German appeasement; then-editor Geoffrey Dawson was closely allied with those in the government who practised appeasement, most notably Neville Chamberlain." provide a valid answer to "The Times gained much notoriety in the 1930s because of its advocacy of what?"?
A:
yes