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

*QUERY*
IN: gazzer kiki tufa OUT: YELLOW PURPLE
IN: lug kiki lug OUT: BLUE BLUE
IN: dax kiki gazzer OUT: RED YELLOW
IN: dax gazzer kiki tufa OUT: RED YELLOW PURPLE
IN: lug OUT: BLUE
IN: gazzer gazzer lug kiki tufa OUT: YELLOW YELLOW BLUE PURPLE
IN: dax dax OUT: RED RED
IN: lug kiki tufa OUT: BLUE PURPLE
IN: dax OUT: RED
IN: tufa tufa gazzer tufa dax OUT: PURPLE PURPLE YELLOW PURPLE RED

*GRAMMAR*
gazzer -> YELLOW 
 tufa -> PURPLE 
 dax -> RED 
 lug -> BLUE 
 u1 kiki u2 -> [u1] [u2] 
 x1 zup x2 -> [x1] [x1] [x2] [x1] 
 u1 wif x1 -> [x1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 