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

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

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