*SUPPORT*
IN: dax dax fep dax fep dax fep dax OUT: PINK PINK PINK PINK PINK
IN: kiki kiki blicket kiki OUT: BLUE BLUE BLUE
IN: gazzer dax blicket lug fep gazzer OUT: PURPLE PURPLE PINK GREEN
IN: lug blicket kiki fep kiki OUT: BLUE GREEN BLUE
IN: gazzer blicket lug OUT: PURPLE GREEN
IN: kiki dax fep gazzer OUT: PURPLE BLUE PINK
IN: lug tufa OUT: GREEN GREEN
IN: gazzer tufa OUT: PURPLE PURPLE
IN: kiki blicket lug OUT: BLUE GREEN
IN: gazzer kiki tufa fep gazzer OUT: PURPLE PURPLE BLUE BLUE
IN: kiki blicket lug fep dax OUT: PINK BLUE GREEN
IN: dax blicket kiki fep kiki OUT: BLUE PINK BLUE
IN: lug blicket kiki fep gazzer OUT: PURPLE GREEN BLUE
IN: dax gazzer tufa OUT: PINK PURPLE PURPLE

*QUERY*
IN: lug dax gazzer tufa fep kiki OUT: BLUE GREEN PINK PURPLE PURPLE
IN: kiki lug blicket dax OUT: BLUE GREEN PINK
IN: gazzer fep dax OUT: PINK PURPLE
IN: dax tufa OUT: PINK PINK
IN: dax OUT: PINK
IN: gazzer blicket lug fep gazzer fep dax OUT: PINK PURPLE PURPLE GREEN
IN: lug blicket kiki fep lug OUT: GREEN GREEN BLUE
IN: dax blicket lug OUT: PINK GREEN
IN: gazzer OUT: PURPLE
IN: kiki OUT: BLUE

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