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

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

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