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

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

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