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

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

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