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

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

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