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

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

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