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

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

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