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

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

*GRAMMAR*
blicket -> BLUE 
 kiki -> YELLOW 
 tufa -> RED 
 lug -> PURPLE 
 u1 fep u2 -> [u2] [u1] 
 x1 dax u1 -> [x1] [u1] 
 x1 wif x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 