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

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

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