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

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

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