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

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

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