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

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

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