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

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

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