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

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

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