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

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

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