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

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

*GRAMMAR*
kiki -> BLUE 
 lug -> PINK 
 tufa -> RED 
 wif -> YELLOW 
 x1 gazzer x2 -> [x1] [x1] [x2] [x1] 
 u1 dax u2 -> [u2] [u1] 
 u1 fep u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 