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

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

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