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

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

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