To verify the effectiveness of our proposed model, we conduct multiple experiments on three Chinese Machine Reading Comprehension datasets, namely CMRC-2017 BIBREF17 , People's Daily (PD) and Children Fairy Tales (CFT) BIBREF2  Besides, we also use the Children's Book Test (CBT) dataset BIBREF1 to test the generalization ability in multi-lingual case. 
 Question: which public datasets were used?
CMRC-2017 People's Daily (PD) Children Fairy Tales (CFT)  Children's Book Test (CBT)