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

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

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