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

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

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