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

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

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