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

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

*GRAMMAR*
zup -> RED 
 blicket -> YELLOW 
 fep -> GREEN 
 kiki -> BLUE 
 u1 dax u2 -> [u1] [u2] 
 x1 wif -> [x1] [x1] [x1] [x1] 
 x1 gazzer u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 