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

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

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