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

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

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