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

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

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