*SUPPORT*
IN: zup gazzer OUT: RED RED
IN: zup lug blicket zup OUT: RED RED PURPLE
IN: lug wif kiki OUT: PURPLE YELLOW
IN: zup blicket zup OUT: RED RED
IN: lug OUT: PURPLE
IN: kiki OUT: YELLOW
IN: dax blicket kiki OUT: YELLOW GREEN
IN: kiki gazzer OUT: YELLOW YELLOW
IN: kiki blicket lug OUT: PURPLE YELLOW
IN: lug dax gazzer OUT: PURPLE GREEN GREEN
IN: zup lug OUT: RED PURPLE
IN: lug wif dax OUT: PURPLE GREEN
IN: zup blicket dax OUT: GREEN RED
IN: zup wif lug OUT: RED PURPLE

*QUERY*
IN: kiki lug gazzer OUT: YELLOW PURPLE PURPLE
IN: dax OUT: GREEN
IN: dax wif kiki OUT: GREEN YELLOW
IN: kiki wif zup OUT: YELLOW RED
IN: lug gazzer OUT: PURPLE PURPLE
IN: zup OUT: RED
IN: kiki blicket zup OUT: RED YELLOW
IN: zup lug wif lug OUT: RED PURPLE PURPLE
IN: lug blicket lug OUT: PURPLE PURPLE
IN: dax wif zup OUT: GREEN RED

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