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

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

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