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

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

*GRAMMAR*
fep -> PURPLE 
 lug -> RED 
 tufa -> BLUE 
 zup -> YELLOW 
 x1 wif u1 -> [u1] [x1] 
 u1 kiki x1 -> [u1] [x1] 
 x1 dax x2 -> [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 