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

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

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