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

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

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