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

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

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