*SUPPORT*
IN: wif OUT: BLUE
IN: wif kiki OUT: BLUE RED
IN: kiki fep tufa kiki tufa fep OUT: PURPLE RED RED PURPLE RED RED PURPLE PURPLE
IN: wif dax OUT: BLUE BLUE
IN: kiki dax OUT: RED RED
IN: fep fep OUT: PURPLE PURPLE
IN: fep dax OUT: PURPLE PURPLE
IN: fep wif OUT: PURPLE BLUE
IN: kiki lug kiki lug kiki dax OUT: RED RED RED RED
IN: fep wif dax tufa kiki OUT: RED PURPLE BLUE BLUE RED RED
IN: kiki OUT: RED
IN: wif wif dax tufa gazzer OUT: GREEN BLUE BLUE BLUE GREEN GREEN
IN: gazzer wif OUT: GREEN BLUE
IN: kiki lug kiki lug kiki dax tufa kiki OUT: RED RED RED RED RED RED RED

*QUERY*
IN: fep gazzer lug kiki dax OUT: PURPLE RED RED GREEN
IN: kiki wif dax OUT: RED BLUE BLUE
IN: wif gazzer kiki kiki lug gazzer OUT: BLUE GREEN RED GREEN RED
IN: kiki fep tufa wif OUT: BLUE RED PURPLE BLUE BLUE
IN: kiki kiki fep OUT: RED RED PURPLE
IN: wif kiki tufa fep OUT: PURPLE BLUE RED PURPLE PURPLE
IN: gazzer OUT: GREEN
IN: fep tufa gazzer OUT: GREEN PURPLE GREEN GREEN
IN: gazzer dax OUT: GREEN GREEN
IN: wif tufa kiki OUT: RED BLUE RED RED

*GRAMMAR*
kiki -> RED 
 wif -> BLUE 
 gazzer -> GREEN 
 fep -> PURPLE 
 x1 tufa u1 -> [u1] [x1] [u1] [u1] 
 u1 lug x1 -> [x1] [u1] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 