question: If all pandas are walking on all fours, and at least one panda is walking rightward with the camera-facing front paw forward.
#1 return pandas 
#2 return #1 that are walking on all fours 
#3 return #1 that is walking rightward 
#4 return front paw of #3 
#5 return #3 where  #4 is camera-facing 
#6 return #5 that is with #4 forward 
#7 return number of  #1 
#8 return number of  #2 
#9 return if  #7 is equal to  #8 
#10 return number of  #6 
#11 return if  #10 is at least one 
#12 return if  both  #9 and #11 are true