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

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

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