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

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

*GRAMMAR*
zup -> BLUE 
 lug -> GREEN 
 tufa -> YELLOW 
 dax -> PURPLE 
 u1 blicket -> [u1] [u1] [u1] 
 u1 fep u2 -> [u1] [u2] [u2] [u1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 