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

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

*GRAMMAR*
wif -> PURPLE 
 tufa -> YELLOW 
 kiki -> RED 
 lug -> BLUE 
 x1 fep -> [x1] [x1] 
 x1 blicket u1 -> [x1] [u1] 
 u1 dax u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 