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

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

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