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

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

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