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

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

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