There are five student associations in a school who are candidates for the committee, namely Xiao Zhang, Xiao Wang, Xiao Li, Xiao Liu, Xiao Chen, of which Xiao Zhang, Xiao Wang, and Xiao Li predict the results of this election as follows: If Xiao Chen is not elected, I will not be elected Xiao Wang: I and Xiao Liu and Xiao Chen will either be elected or not elected Xiao Li: If I am elected, Xiao Wang will also be elected. After the evaluation results came out, it was found that the predictions of the three were wrong, how many people were eventually elected? ['.', '.', '.', '.']