In this task, you will be presented with a context from an academic paper and a question separated with a 
. You have to answer the question based on the context.
--------
Question: Experimental Setup 
 Question: what english datasets were used?

Answer: Answer with content missing: (Data section) Penn Treebank (PTB)


Question: As previous systems collect relevant data from knowledge bases after observing questions during evaluation BIBREF24 , BIBREF25 , we also explore using this option. Namely, we build a customized text corpus based on questions in commonsense reasoning tasks.  
 Question: Do they fine-tune their model on the end task?

Answer: Yes


Question: To account for this, we compute the balanced accuracy, i.e., the average of the three accuracies on each class. 
 Question: Is model explanation output evaluated, what metric was used?

Answer:
balanced accuracy, i.e., the average of the three accuracies on each class