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

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

*GRAMMAR*
dax -> BLUE 
 zup -> PURPLE 
 kiki -> RED 
 blicket -> YELLOW 
 u1 tufa u2 -> [u2] [u1] [u2] 
 x1 fep -> [x1] [x1] 
 x1 wif x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 