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

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

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