Given the task definition and input, reply with output. The input contains a debate topic, an argument on the topic and a keypoint, separated by "<sep>". Your task is to answer if the keypoint matches the argument and summarizes exactly what the argument means, in the context of the given topic.

Topic: We should legalize cannabis<sep>Argument: It is a gateway drug and many people start with it and end up on far worse.<sep>Keypoint: Cannabis is a gateway-drug/addictive
True