You will be given a topic and an argument. Your task is to answer whether the topic and the argument are related or not. A related argument should provide more details about the outcomes of the topic. If the argument refers to or suggests a consequence related to that topic, answer with "yes"; otherwise, answer with "no".

[EX Q]: topic: Natural gas vehicles
argument: Natural gas utilities have a long record of safety
[EX A]: no

[EX Q]: topic: European Union Expansion
argument: Integration is not prevented by EU expansion.
[EX A]: no

[EX Q]: topic: Polygamy
argument: Polygamy is traumatizing and depressing for wives
[EX A]:
yes