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

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

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