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

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

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