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

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

*GRAMMAR*
gazzer -> BLUE 
 wif -> GREEN 
 kiki -> YELLOW 
 zup -> RED 
 x1 blicket -> [x1] [x1] 
 x1 fep -> [x1] [x1] [x1] 
 u1 tufa u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 