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

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

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