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

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

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