*SUPPORT*
IN: wif blicket dax OUT: BLUE PURPLE
IN: fep blicket wif tufa OUT: YELLOW BLUE YELLOW BLUE YELLOW BLUE
IN: lug fep blicket dax OUT: PINK YELLOW PURPLE
IN: lug blicket lug OUT: PINK PINK
IN: dax tufa OUT: PURPLE PURPLE PURPLE
IN: wif lug OUT: BLUE PINK
IN: fep lug lug lug blicket fep OUT: YELLOW PINK PINK PINK YELLOW
IN: fep blicket dax OUT: YELLOW PURPLE
IN: dax OUT: PURPLE
IN: wif tufa OUT: BLUE BLUE BLUE
IN: lug OUT: PINK
IN: fep gazzer wif OUT: YELLOW BLUE BLUE
IN: fep OUT: YELLOW
IN: dax fep tufa OUT: PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW

*QUERY*
IN: wif dax OUT: BLUE PURPLE
IN: wif OUT: BLUE
IN: lug blicket wif gazzer wif OUT: PINK BLUE BLUE BLUE
IN: lug tufa OUT: PINK PINK PINK
IN: dax blicket wif OUT: PURPLE BLUE
IN: lug blicket wif OUT: PINK BLUE
IN: wif blicket lug OUT: BLUE PINK
IN: wif blicket fep tufa OUT: BLUE YELLOW BLUE YELLOW BLUE YELLOW
IN: wif blicket wif OUT: BLUE BLUE
IN: dax blicket dax tufa OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE

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