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

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

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