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

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

*GRAMMAR*
dax -> GREEN 
 fep -> PINK 
 gazzer -> YELLOW 
 kiki -> RED 
 u1 blicket -> [u1] [u1] 
 x1 tufa -> [x1] [x1] 
 x1 lug x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 