The study presented in this paper is directly related to existing research on multi-hop reading comprehension across multiple documents (Dhingra et al., 2018; Song et al., 2018; De Cao et al., 2018;<cite> Zhong et al., 2019</cite>; Kundu et al., 2018) . The method presented in this paper is similar to previous studies using GNN for multi-hop reasoning (Song et al., 2018; De Cao et al., 2018) .