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

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

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