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

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

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