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

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

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