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

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

*GRAMMAR*
fep -> GREEN 
 kiki -> RED 
 lug -> YELLOW 
 dax -> BLUE 
 u1 wif -> [u1] [u1] 
 x1 blicket -> [x1] [x1] [x1] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 