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

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

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