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

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

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