Analysis of Champion Animat (1)
(IFLTE 0.98413 _A 
       (IFLTE _C _G 
	      (- _D (IFLTE _C (IFLTE (+ _A _B) _F _E (RIGHT_TURN)) 
			   (% _H _E) (LEFT_TURN))) 
	      (LEFT_TURN)) 
       (% _A _G))
 
if (front < 0.98413) go straight 
else if (right >= left) turn left 
else if (front+front_right) >= rear_left  turn right
else turn left