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

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

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