<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: 'The dotted arrows represent the use of a particular C2 server by a specific app to send information and fetch instructions .' [/INST] [The:O, dotted:O, arrows:O, represent:O, the:O, use:O, of:O, a:O, particular:O, C2:O, server:O, by:O, a:O, specific:O, app:O, to:O, send:O, information:O, and:O, fetch:O, instructions:O, .:O] </s>