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

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

*GRAMMAR*
blicket -> RED 
 dax -> PINK 
 wif -> BLUE 
 gazzer -> YELLOW 
 x1 lug -> [x1] [x1] 
 u1 kiki u2 -> [u2] [u1] [u2] [u1] 
 x1 tufa -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 