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

*QUERY*
IN: wif dax blicket OUT: PINK RED YELLOW
IN: wif zup blicket kiki OUT: PINK PINK YELLOW YELLOW YELLOW
IN: wif kiki OUT: PINK PINK PINK
IN: fep lug blicket OUT: BLUE YELLOW BLUE
IN: wif OUT: PINK
IN: dax fep fep OUT: RED BLUE BLUE
IN: wif lug wif OUT: PINK PINK PINK
IN: wif dax fep kiki OUT: PINK RED BLUE BLUE BLUE
IN: dax dax OUT: RED RED
IN: fep lug wif OUT: BLUE PINK BLUE

*GRAMMAR*
dax -> RED 
 fep -> BLUE 
 wif -> PINK 
 blicket -> YELLOW 
 x1 zup x2 -> [x1] [x1] [x2] 
 u1 lug u2 -> [u1] [u2] [u1] 
 u1 kiki -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 