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

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

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