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

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

*GRAMMAR*
zup -> PURPLE 
 fep -> GREEN 
 kiki -> PINK 
 lug -> RED 
 x1 gazzer u1 -> [u1] [x1] 
 x1 wif x2 -> [x1] [x2] 
 u1 tufa x1 -> [x1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 