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

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

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