*SUPPORT*
IN: lug blicket lug OUT: PURPLE PURPLE
IN: zup tufa zup wif OUT: YELLOW YELLOW YELLOW
IN: lug blicket zup OUT: YELLOW PURPLE
IN: dax zup OUT: BLUE YELLOW
IN: kiki tufa kiki lug OUT: GREEN GREEN PURPLE
IN: lug lug dax tufa zup wif OUT: PURPLE PURPLE BLUE YELLOW YELLOW
IN: zup blicket zup OUT: YELLOW YELLOW
IN: dax blicket zup OUT: YELLOW BLUE
IN: zup wif OUT: YELLOW YELLOW
IN: kiki blicket lug OUT: PURPLE GREEN
IN: lug tufa kiki OUT: PURPLE GREEN
IN: lug wif OUT: PURPLE PURPLE
IN: dax wif OUT: BLUE BLUE
IN: lug OUT: PURPLE

*QUERY*
IN: lug dax blicket kiki OUT: PURPLE GREEN BLUE
IN: kiki dax OUT: GREEN BLUE
IN: kiki blicket kiki OUT: GREEN GREEN
IN: dax dax tufa zup wif OUT: BLUE BLUE YELLOW YELLOW
IN: kiki blicket dax OUT: BLUE GREEN
IN: kiki wif OUT: GREEN GREEN
IN: dax tufa kiki lug OUT: BLUE GREEN PURPLE
IN: dax OUT: BLUE
IN: kiki dax tufa dax wif OUT: GREEN BLUE BLUE BLUE
IN: dax blicket lug OUT: PURPLE BLUE

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