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

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

*GRAMMAR*
dax -> RED 
 tufa -> GREEN 
 fep -> PINK 
 gazzer -> YELLOW 
 x1 lug -> [x1] [x1] 
 u1 kiki u2 -> [u2] [u1] 
 x1 blicket x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 