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

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

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