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

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

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