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

*QUERY*
IN: kiki kiki tufa kiki blicket kiki OUT: PURPLE PURPLE RED PURPLE PURPLE
IN: dax blicket dax gazzer OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: tufa dax blicket tufa OUT: RED BLUE RED
IN: kiki wif dax gazzer OUT: BLUE PURPLE BLUE PURPLE BLUE PURPLE
IN: dax kiki OUT: BLUE PURPLE
IN: kiki wif tufa gazzer OUT: RED PURPLE RED PURPLE RED PURPLE
IN: dax dax OUT: BLUE BLUE
IN: dax wif dax OUT: BLUE BLUE
IN: dax wif dax gazzer OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: kiki tufa blicket tufa OUT: PURPLE RED RED

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