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

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

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