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

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

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