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

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

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