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

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

*GRAMMAR*
zup -> BLUE 
 fep -> GREEN 
 lug -> PINK 
 kiki -> RED 
 u1 wif x1 -> [u1] [x1] [u1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 dax u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 