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

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

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