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

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

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