<s>[INST] What does "they" refer to in each of the following two sentences: 
a) "The authorities have denied authorization to the demonstrators because they feared violence."
b) "The authorities have denied authorization to the demonstrators because they appeared belligerent." [/INST] In sentence a), "they" refers to "the authorities." The authorities denied authorization to the demonstrators because the authorities feared violence would occur.

In sentence b), "they" refers to "the demonstrators." The authorities denied authorization to the demonstrators because the demonstrators appeared to be hostile and ready for a fight.</s>\ <s>[INST] Are you sure in sentence a) that the authorities feared violence? Is it possible that the authorities may not fear violence and they refers to another group not mentioned? [/INST] Although it is possible that `they` refers to another group not mentioned, the sentence does have a comma, indicating that all the information has already been provided. Hence, it is most likely that `they` in this sentence refers to `the authorities`.</s>