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

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

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