Question: What is the new tallest building in san francisco?
Disambiguated questions and answers: question: What is the new tallest building in san francisco in 1972?
What is the new tallest building in san francisco in 1969?
What is the new tallest building in san francisco in 1967?
answer: Transamerica Pyramid
555 California Street
44 Montgomery Street
Natural Questions answer: Salesforce Tower (from the Wikipedia article "Salesforce Tower")