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

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

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