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

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

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