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

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

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