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

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

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