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

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

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