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

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

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