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

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

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