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

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

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