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

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

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