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

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

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