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

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

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