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

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

*GRAMMAR*
dax -> RED 
 zup -> GREEN 
 wif -> BLUE 
 gazzer -> PURPLE 
 u1 fep u2 -> [u1] [u2] 
 u1 kiki x1 -> [u1] [x1] 
 x1 blicket -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 