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

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

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