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

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

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