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

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

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