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

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

*GRAMMAR*
fep -> RED 
 kiki -> YELLOW 
 zup -> PINK 
 dax -> GREEN 
 u1 lug -> [u1] [u1] 
 x1 wif -> [x1] [x1] [x1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 