*SUPPORT*
IN: dax lug fep gazzer dax OUT: BLUE PINK PINK
IN: kiki OUT: GREEN
IN: zup fep blicket fep OUT: RED BLUE BLUE BLUE BLUE
IN: fep fep gazzer kiki OUT: BLUE BLUE GREEN
IN: zup zup OUT: RED RED
IN: fep lug fep OUT: BLUE BLUE
IN: kiki gazzer dax gazzer dax OUT: GREEN PINK PINK
IN: dax fep blicket dax gazzer kiki OUT: PINK BLUE PINK PINK BLUE GREEN
IN: zup kiki gazzer fep OUT: RED GREEN BLUE
IN: kiki blicket fep OUT: GREEN BLUE BLUE GREEN
IN: dax OUT: PINK
IN: zup lug zup blicket dax gazzer dax OUT: RED PINK PINK RED PINK RED
IN: zup fep zup blicket dax OUT: RED BLUE RED PINK PINK RED
IN: fep lug fep fep blicket zup OUT: BLUE BLUE RED RED BLUE BLUE

*QUERY*
IN: kiki zup OUT: GREEN RED
IN: kiki zup dax blicket fep OUT: GREEN RED PINK BLUE BLUE PINK
IN: dax zup kiki lug fep blicket fep OUT: PINK RED BLUE BLUE BLUE BLUE GREEN
IN: zup OUT: RED
IN: dax blicket fep OUT: PINK BLUE BLUE PINK
IN: fep OUT: BLUE
IN: fep fep gazzer fep OUT: BLUE BLUE BLUE
IN: fep blicket kiki OUT: BLUE GREEN GREEN BLUE
IN: zup blicket fep OUT: RED BLUE BLUE RED
IN: dax blicket fep gazzer kiki OUT: PINK BLUE BLUE PINK GREEN

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