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

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

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