*SUPPORT*
IN: tufa OUT: RED
IN: tufa wif OUT: RED RED
IN: dax OUT: YELLOW
IN: dax wif OUT: YELLOW YELLOW
IN: zup zup lug zup OUT: PINK PINK PINK
IN: tufa kiki OUT: RED PURPLE
IN: kiki dax lug kiki OUT: PURPLE PURPLE YELLOW
IN: dax dax kiki lug dax OUT: YELLOW YELLOW YELLOW PURPLE
IN: tufa zup wif OUT: RED PINK PINK
IN: zup tufa tufa wif OUT: PINK RED RED RED
IN: zup lug tufa OUT: RED PINK
IN: zup wif OUT: PINK PINK
IN: kiki OUT: PURPLE
IN: kiki lug tufa blicket zup OUT: PINK RED PURPLE PINK PINK

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

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