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

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

*GRAMMAR*
kiki -> RED 
 wif -> YELLOW 
 blicket -> GREEN 
 fep -> BLUE 
 u1 dax u2 -> [u1] [u2] 
 x1 gazzer u1 -> [x1] [u1] 
 x1 zup x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 