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

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

*GRAMMAR*
dax -> PINK 
 zup -> PURPLE 
 lug -> GREEN 
 gazzer -> YELLOW 
 u1 tufa u2 -> [u2] [u1] 
 x1 kiki x2 -> [x1] [x2] 
 u1 fep -> [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 