*SUPPORT*
IN: fep wif OUT: PINK PINK
IN: fep tufa dax OUT: PINK GREEN GREEN
IN: fep zup tufa lug dax OUT: PINK BLUE GREEN YELLOW YELLOW
IN: lug OUT: YELLOW
IN: fep dax wif OUT: PINK PINK PINK PINK
IN: tufa dax OUT: GREEN GREEN
IN: lug gazzer tufa dax OUT: GREEN GREEN YELLOW
IN: lug gazzer zup gazzer fep dax OUT: PINK PINK BLUE YELLOW
IN: zup dax OUT: BLUE BLUE
IN: fep fep dax wif OUT: PINK PINK PINK PINK PINK PINK
IN: tufa dax wif OUT: GREEN GREEN GREEN GREEN
IN: lug gazzer fep gazzer tufa gazzer zup OUT: BLUE GREEN PINK YELLOW
IN: lug dax OUT: YELLOW YELLOW
IN: fep OUT: PINK

*QUERY*
IN: lug wif OUT: YELLOW YELLOW
IN: tufa OUT: GREEN
IN: zup gazzer zup dax wif OUT: BLUE BLUE BLUE BLUE BLUE
IN: zup zup lug dax OUT: BLUE BLUE YELLOW YELLOW
IN: lug fep gazzer lug dax OUT: YELLOW YELLOW YELLOW PINK
IN: zup fep OUT: BLUE PINK
IN: zup OUT: BLUE
IN: fep dax OUT: PINK PINK
IN: lug wif wif OUT: YELLOW YELLOW YELLOW YELLOW
IN: zup fep dax OUT: BLUE PINK PINK

*GRAMMAR*
tufa -> GREEN 
 lug -> YELLOW 
 zup -> BLUE 
 fep -> PINK 
 u1 gazzer x1 -> [x1] [u1] 
 u1 dax -> [u1] [u1] 
 x1 wif -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 