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

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

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