<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: 'For example , we found a piece of a particularly sophisticated Android ransomware with novel techniques and behavior , exemplifying the rapid evolution of mobile threats that we have also observed on other platforms .' [/INST] [For:O, example:O, ,:O, we:O, found:O, a:O, piece:O, of:O, a:O, particularly:O, sophisticated:O, Android:B-System, ransomware:O, with:O, novel:O, techniques:O, and:O, behavior:O, ,:O, exemplifying:O, the:O, rapid:O, evolution:O, of:O, mobile:O, threats:O, that:O, we:O, have:O, also:O, observed:O, on:O, other:O, platforms:O, .:O] </s>