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

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

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