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

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

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