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

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

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