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

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

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