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

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

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