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

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

*GRAMMAR*
zup -> PINK 
 blicket -> RED 
 fep -> BLUE 
 gazzer -> PURPLE 
 x1 tufa -> [x1] [x1] 
 x1 lug x2 -> [x2] [x2] [x2] [x1] 
 u1 dax u2 -> [u1] [u2] [u2] 
 u1 x1 -> [u1] [x1] 
 