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

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

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