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

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

*GRAMMAR*
gazzer -> PURPLE 
 dax -> BLUE 
 fep -> GREEN 
 zup -> PINK 
 x1 tufa u1 -> [u1] [x1] [x1] [u1] 
 x1 kiki -> [x1] [x1] [x1] [x1] 
 x1 lug x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 