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

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

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