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

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

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