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

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

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