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

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

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