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

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

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