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

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

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