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

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

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