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

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

*GRAMMAR*
tufa -> YELLOW 
 blicket -> BLUE 
 dax -> RED 
 fep -> PURPLE 
 u1 zup -> [u1] [u1] 
 u1 kiki u2 -> [u2] [u1] 
 x1 wif u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 