Does the sentence "Philadelphia struggled through a long period of adjustment to these economic changes, coupled with significant demographic change as wealthier residents moved into the nearby suburbs and more immigrants moved into the city." provide a valid answer to the question "Where did wealthy residents move?"

A: yes

Does the sentence "In most private law cases, two Supreme Court judgements supporting a claim are needed to appeal at the Supreme Court." provide a valid answer to the question "The Spanish Supreme Court hears all cases related to law in what areas?"

A: no

Does the sentence "Large, powerful, but slow-responding servo loops may use conventional AC or DC motors and drive systems with position or speed feedback on the motor." provide a valid answer to the question "Large, slow servos can use what types of motors?"

A: yes

Does the sentence "The island has one ambulance staffed by St John Ambulance Australia volunteers." provide a valid answer to the question "Who staffs the one ambulance available on Norfolk Island?"

A:
yes