*SUPPORT*
IN: kiki wif kiki lug OUT: RED RED RED
IN: tufa wif zup OUT: YELLOW GREEN
IN: zup wif tufa gazzer OUT: GREEN GREEN YELLOW
IN: tufa OUT: GREEN
IN: tufa tufa zup OUT: GREEN GREEN YELLOW
IN: tufa wif tufa wif zup OUT: YELLOW GREEN GREEN
IN: kiki wif zup OUT: YELLOW RED
IN: zup fep wif kiki lug OUT: YELLOW RED PURPLE YELLOW RED PURPLE
IN: fep OUT: PURPLE
IN: zup zup gazzer OUT: YELLOW YELLOW YELLOW YELLOW
IN: kiki wif fep wif zup OUT: YELLOW PURPLE RED
IN: kiki OUT: RED
IN: zup wif kiki OUT: RED YELLOW
IN: kiki wif fep gazzer OUT: PURPLE PURPLE RED

*QUERY*
IN: kiki lug OUT: RED RED
IN: tufa gazzer OUT: GREEN GREEN
IN: zup OUT: YELLOW
IN: zup wif tufa OUT: GREEN YELLOW
IN: kiki tufa wif kiki gazzer OUT: RED RED GREEN RED RED GREEN
IN: kiki gazzer gazzer OUT: RED RED RED RED
IN: fep wif tufa wif zup lug OUT: YELLOW YELLOW GREEN PURPLE
IN: fep gazzer lug OUT: PURPLE PURPLE PURPLE PURPLE
IN: fep kiki gazzer OUT: PURPLE RED PURPLE RED
IN: kiki fep tufa OUT: RED PURPLE GREEN

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