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

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

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