<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: 'Interestingly , we uncovered several expired job posting of Android reverse engineer from the actor ’ s front business published in 2018 and 2019 .' [/INST] [Interestingly:O, ,:O, we:O, uncovered:O, several:O, expired:O, job:O, posting:O, of:O, Android:B-System, reverse:O, engineer:O, from:O, the:O, actor:O, ’:O, s:O, front:O, business:O, published:O, in:O, 2018:O, and:O, 2019:O, .:O] </s>