question: If there are two trains going in the same direction, none of which are red.
#1 return trains 
#2 return direction that #1 are going 
#3 return #1 where  #2 is the  same 
#4 return #3 that are red 
#5 return #3 besides  #4 
#6 return number of  #5 
#7 return if  #6 is equal to  two