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

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

*GRAMMAR*
wif -> PURPLE 
 fep -> RED 
 kiki -> YELLOW 
 zup -> BLUE 
 u1 blicket u2 -> [u2] [u2] [u1] 
 x1 tufa x2 -> [x1] [x2] 
 x1 dax -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 