Does the sentence "Germany's Frankfurt Airport is managed by the quasi-private firm Fraport." provide a valid answer to the question "What group manages the Frankfurt Airport?"

A: yes

Does the sentence "He concluded that this outcome was unlikely to have occurred by chance, and that therefore, the method was tending to produce bipartite stemmas regardless of the actual history of the witnesses." provide a valid answer to the question "What was Joseph Bedier's main criticism of the stemmatic method?"

A: no

Does the sentence "In 146 BC Macedonia was annexed as a province by Rome, and the rest of Greece became a Roman protectorate." provide a valid answer to the question "In what year did Greece become a part of Rome?"

A: yes

Does the sentence "The club has a long-standing rivalry with Real Madrid; matches between the two teams are referred to as El Clasico." provide a valid answer to the question "How many UEFA Champions League titles has Barcelona won?"

A:
no