<s>[INST] You are a cybersecurity and NLP expert tasked with named entity extraction. You need to provide the named entities for each token in the given sentence. You will be penalized for incorrect predictions. Identify the entities for the following sentence: 'Unit 42 tracks roughly 300 SilverTerrier actors who have registered a combined 11,600 domains over the past five years .' [/INST] [Unit:B-SecTeam, 42:I-SecTeam, tracks:O, roughly:O, 300:O, SilverTerrier:B-HackOrg, actors:I-HackOrg, who:O, have:O, registered:O, a:O, combined:O, 11,600:O, domains:O, over:O, the:O, past:O, five:O, years:O, .:O] </s>