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

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

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