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

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

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