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

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

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