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

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

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