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

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

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