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

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

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