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

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

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