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

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

*GRAMMAR*
gazzer -> BLUE 
 wif -> RED 
 fep -> PURPLE 
 blicket -> YELLOW 
 x1 tufa x2 -> [x1] [x1] [x2] [x2] 
 x1 dax -> [x1] [x1] [x1] 
 u1 kiki u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 