*SUPPORT*
IN: lug blicket kiki lug tufa OUT: BLUE RED GREEN RED
IN: kiki OUT: BLUE
IN: kiki zup blicket tufa blicket tufa OUT: BLUE GREEN GREEN PINK
IN: zup zup OUT: PINK PINK
IN: lug blicket lug OUT: RED RED
IN: zup blicket lug gazzer kiki OUT: RED BLUE PINK
IN: kiki blicket tufa OUT: GREEN BLUE
IN: kiki tufa OUT: BLUE GREEN
IN: tufa zup OUT: GREEN PINK
IN: lug gazzer kiki OUT: RED BLUE
IN: zup blicket lug blicket tufa OUT: GREEN RED PINK
IN: zup OUT: PINK
IN: kiki tufa dax zup OUT: BLUE GREEN BLUE GREEN PINK
IN: tufa kiki kiki gazzer tufa OUT: GREEN BLUE BLUE GREEN

*QUERY*
IN: lug kiki OUT: RED BLUE
IN: tufa blicket tufa OUT: GREEN GREEN
IN: lug lug kiki dax kiki blicket lug OUT: RED RED BLUE RED RED BLUE RED BLUE
IN: zup gazzer kiki OUT: PINK BLUE
IN: kiki blicket tufa tufa OUT: GREEN GREEN BLUE
IN: kiki blicket kiki gazzer kiki OUT: BLUE BLUE BLUE
IN: lug tufa OUT: RED GREEN
IN: tufa OUT: GREEN
IN: lug OUT: RED
IN: zup blicket zup OUT: PINK PINK

*GRAMMAR*
kiki -> BLUE 
 lug -> RED 
 tufa -> GREEN 
 zup -> PINK 
 x1 dax x2 -> [x1] [x1] [x2] 
 u1 blicket x1 -> [x1] [u1] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 