Does the sentence "Roman emperor Augustus in 12 BC ordered the conquest of the Germans, but the catastrophic Roman defeat at the Battle of the Teutoburg Forest resulted in the Roman Empire abandoning its plans to completely conquer Germany." provide a valid answer to the question "The Romans suffered a horrible defeat in there conquest of the Germans in what battle?"

A: yes

Does the sentence "The long military campaigns had forced citizens to leave their farms to fight, while their farms fell into disrepair." provide a valid answer to the question "Who had bought the now bankrupt farms?"

A: no

Does the sentence "Therefore, it was the president, representing the federation, who used to designate the head of government of the Federal District, a position which is sometimes presented outside Mexico as the "Mayor" of Mexico City.[citation needed]" provide a valid answer to the question "Who declared the "Mayor" of Mexico City?"

A: yes

Does the sentence "According to the Statistical Institute of Catalonia in 2008 the Catalan language is the second most commonly used in Catalonia, after Spanish, as a native or self-defining language." provide a valid answer to the question "What is the type designation of Catalan in Catalonia?"

A:
yes