Among the seven candidates are three women: Zhang Li, Sun Mei and Zhu Ping and four men: Zhao Hai, Wang Bo, Li Tian and Hu Qing. Three of the seven candidates are to be elected to form a committee, which meets the following rules: Sun Mei and Wang Bo can not be both elected. Hu Qing could not be elected at the same time as the female candidate.
the number of possibilities for the composition of the committee?
One.