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

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

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