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

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

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