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

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

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