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

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

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