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.

[Q]: After removing 135 questions during the validation, the final dataset comprises 13,939 questions, 3,827 of which require commonsense knowledge (i.e. 27.4%).  
 Question: what is the size of their dataset?
[A]: 13,939


[Q]: Cloze Track User Query Track 
 Question: What two types the Chinese reading comprehension dataset consists of?
[A]: cloze-style reading comprehension and user query reading comprehension questions


[Q]: We end up eliminating 5.86% of total characters, and end up with 45,821 characters and 12,815 unique HLA, resulting in 945,519 total character-HLA pairs.  We end up eliminating 5.86% of total characters, and end up with 45,821 characters and 12,815 unique HLA, resulting in 945,519 total character-HLA pairs. 
 Question: How many different characters were in dataset?
[A]:
45,821 characters