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

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

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