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

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

*GRAMMAR*
dax -> BLUE 
 gazzer -> PINK 
 fep -> RED 
 tufa -> GREEN 
 x1 zup x2 -> [x2] [x2] [x1] 
 u1 lug -> [u1] [u1] 
 u1 kiki -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 