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

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

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