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

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

*GRAMMAR*
dax -> YELLOW 
 tufa -> PINK 
 wif -> GREEN 
 zup -> BLUE 
 x1 fep u1 -> [x1] [x1] [u1] [u1] [x1] 
 x1 gazzer u1 -> [u1] [x1] 
 x1 lug x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 