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

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

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