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

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

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