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

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

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