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

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

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