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

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

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