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

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

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