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

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

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