*SUPPORT*
IN: gazzer zup kiki lug dax OUT: BLUE RED GREEN
IN: dax dax tufa wif OUT: RED RED RED RED PINK RED
IN: dax tufa dax OUT: RED RED RED RED RED
IN: kiki zup wif tufa wif OUT: PINK PINK PINK PINK PINK BLUE
IN: dax gazzer gazzer OUT: RED GREEN GREEN
IN: gazzer OUT: GREEN
IN: kiki lug dax OUT: BLUE RED
IN: dax lug wif OUT: RED PINK
IN: kiki OUT: BLUE
IN: kiki lug kiki OUT: BLUE BLUE
IN: kiki zup dax gazzer zup wif lug dax OUT: RED PINK RED GREEN BLUE
IN: wif lug kiki OUT: PINK BLUE
IN: wif dax tufa dax OUT: PINK RED RED RED RED RED
IN: dax zup dax lug gazzer OUT: RED GREEN RED

*QUERY*
IN: dax kiki lug gazzer OUT: RED BLUE GREEN
IN: dax OUT: RED
IN: kiki tufa kiki OUT: BLUE BLUE BLUE BLUE BLUE
IN: kiki tufa gazzer OUT: BLUE BLUE BLUE GREEN BLUE
IN: gazzer lug gazzer OUT: GREEN GREEN
IN: gazzer tufa kiki OUT: GREEN GREEN GREEN BLUE GREEN
IN: gazzer tufa dax OUT: GREEN GREEN GREEN RED GREEN
IN: gazzer lug dax OUT: GREEN RED
IN: dax zup gazzer lug gazzer OUT: GREEN GREEN RED
IN: wif kiki OUT: PINK BLUE

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