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

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

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