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

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

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