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

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

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