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

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

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