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

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

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