<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: 'CVE-2017-0143 was also used by two other exploit tools—EternalRomance and EternalSynergy—that were released as part of the Shadow Brokers leak in April 2017 .' [/INST] [CVE-2017-0143:B-Exp, was:O, also:O, used:O, by:O, two:O, other:O, exploit:O, tools—EternalRomance:B-SamFile, and:O, EternalSynergy—that:B-SamFile, were:O, released:O, as:O, part:O, of:O, the:O, Shadow:O, Brokers:O, leak:O, in:O, April:B-Time, 2017:I-Time, .:O] </s>