*SUPPORT*
IN: tufa zup fep OUT: YELLOW BLUE
IN: gazzer kiki tufa OUT: YELLOW PINK
IN: gazzer OUT: PINK
IN: tufa kiki tufa OUT: YELLOW YELLOW
IN: fep OUT: BLUE
IN: gazzer tufa zup fep OUT: PINK YELLOW BLUE
IN: blicket OUT: RED
IN: gazzer zup fep OUT: PINK BLUE
IN: tufa zup gazzer OUT: YELLOW PINK
IN: fep kiki blicket OUT: RED BLUE
IN: tufa gazzer zup tufa OUT: YELLOW PINK YELLOW
IN: tufa OUT: YELLOW
IN: blicket blicket OUT: RED RED
IN: tufa zup blicket OUT: YELLOW RED

*QUERY*
IN: fep tufa kiki tufa OUT: BLUE YELLOW YELLOW
IN: fep dax tufa OUT: BLUE YELLOW
IN: blicket gazzer kiki gazzer OUT: RED PINK PINK
IN: gazzer tufa dax fep OUT: PINK YELLOW BLUE
IN: gazzer zup blicket OUT: PINK RED
IN: fep zup blicket OUT: BLUE RED
IN: fep zup gazzer OUT: BLUE PINK
IN: tufa kiki fep OUT: BLUE YELLOW
IN: blicket tufa kiki fep OUT: RED BLUE YELLOW
IN: gazzer kiki fep OUT: BLUE PINK

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