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

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

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