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

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

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