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

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

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