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

*QUERY*
IN: tufa gazzer wif tufa OUT: BLUE BLUE BLUE
IN: dax zup lug wif dax zup dax OUT: RED RED RED YELLOW
IN: tufa gazzer OUT: BLUE BLUE
IN: tufa wif lug OUT: YELLOW BLUE
IN: lug gazzer OUT: YELLOW YELLOW
IN: dax gazzer OUT: RED RED
IN: dax dax gazzer OUT: RED RED RED
IN: kiki tufa gazzer OUT: PINK BLUE BLUE
IN: kiki tufa zup lug OUT: PINK BLUE YELLOW
IN: dax OUT: RED

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