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

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

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