Does "As it is a training ship, Liaoning is not assigned to any of China's operation fleets." contain the correct answer to "Why is Liaoning not assigned to any of China's operation fleets?"

A: yes

Does "The median income for a household in the city was $26,969, and the median income for a family was $31,997." contain the correct answer to "What was the median income for a family in the city?"

A: yes

Does "Such warfare was exploited by Pippin (d. 640), the Mayor of the Palace for Austrasia who became the power behind the Austrasian throne." contain the correct answer to "What was the title of Pippin?"

A:
yes