You are given a math word problem and you are supposed to only use subtraction on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Ex Input:
Context: There were 174 parents in the program and 521 pupils too. 

 Question: How many more pupils were present compared to parents in the program?

Ex Output:
347


Ex Input:
Context: A school has 485 pupils. There are 232 girls and the rest are boys. 

 Question: How many boys are there in that school?

Ex Output:
253


Ex Input:
Context: A grocery store had 36 apples, 80 bottles of regular soda and 54 bottles of diet soda. 

 Question: How many more bottles than apple did they have?

Ex Output:

98