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

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

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