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

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

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