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

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

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