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

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

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