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

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

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