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

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

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