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

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

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