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

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

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