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

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

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