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

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

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