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

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

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