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 fight for the abolition of nuclear weapons<sep>Argument: Nuclear weapons are a necessary latent defence mechanism, holding that potential prevents actual conflict because the unspoken threat protects us<sep>Keypoint: Nuclear weapons is essential for protection and deterrence
True