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

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

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