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

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

*GRAMMAR*
wif -> RED 
 fep -> PINK 
 kiki -> BLUE 
 tufa -> PURPLE 
 x1 lug x2 -> [x1] [x2] 
 u1 gazzer x1 -> [x1] [u1] 
 x1 dax u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 