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

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

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