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

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

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