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

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

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