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

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

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