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

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

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