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

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

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