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

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

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