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

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

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