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

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

*GRAMMAR*
zup -> BLUE 
 dax -> RED 
 lug -> PURPLE 
 wif -> YELLOW 
 u1 blicket -> [u1] [u1] 
 x1 gazzer x2 -> [x1] [x2] [x1] 
 u1 fep u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 