The “coords” attribute of the <area shape="poly"> tag is missing the last “y” coordinate (the correct format is “x1,y1,x2,y2 …”).
Sa atributo “coords” riña etiqueta <area shape="poly"> gachín a'ngo sa rukù ni'in “y” c (formato hua hu'é “x1,y1,x2,y2 …”).