Before revision:  The approach presented here could be used in other Indo-Aryan or Indic languages to develop a question answering system.abstract 
After revision:  The approach presented here could be used in other Indo-Aryan or Indic languages to develop a question answering system.abstract \% for coarse-grained question classes. Overall, the stacking approach produces the best results for fine-grained classification and achieves 87.79\% of accuracy. The approach presented here could be used in other Indo-Aryan or Indic languages to develop a question answering system.