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

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

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