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

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

*GRAMMAR*
dax -> BLUE 
 lug -> RED 
 wif -> YELLOW 
 gazzer -> PURPLE 
 u1 fep u2 -> [u2] [u1] [u2] 
 u1 tufa -> [u1] [u1] 
 x1 kiki x2 -> [x1] [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 