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

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

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