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

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

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