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

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

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