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

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

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