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

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

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