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

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

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