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

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

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