Task: Question Decomposition
Input (English): question: How many cases did Justices Ginsburg and Alito not both participate?
Output (English): #1 return cases 
#2 return #1 that Justices Ginsburg participate 
#3 return #1 that Justices Alito participate 
#4 return #1 besides  #2 
#5 return #4 besides  #3 
#6 return number of  #5