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

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

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