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

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

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