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

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

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