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

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

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