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

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

*GRAMMAR*
dax -> RED 
 lug -> GREEN 
 fep -> BLUE 
 zup -> YELLOW 
 x1 tufa -> [x1] [x1] [x1] 
 u1 gazzer u2 -> [u1] [u2] 
 x1 wif -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 