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

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

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