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

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

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