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+#ifndef TOOLS_UTIL_TSCN_H_
+#define TOOLS_UTIL_TSCN_H_
+
+#include <absl/strings/string_view.h>
+
+#include <map>
+#include <memory>
+#include <string>
+#include <string_view>
+#include <variant>
+
+namespace com::fourisland::lingo2_archipelago {
+
+struct GodotExtResource {
+  std::string type;
+  std::string path;
+};
+
+struct GodotExtResourceRef {
+  std::string id;
+};
+
+using GodotInstanceType = std::variant<std::monostate, GodotExtResourceRef>;
+
+class GodotNode {
+ public:
+  GodotNode(std::string name, GodotInstanceType instance_type)
+      : name_(std::move(name)), instance_type_(std::move(instance_type)) {}
+
+  const std::string& GetName() const { return name_; }
+
+  const GodotInstanceType& GetInstanceType() const { return instance_type_; }
+
+  const GodotNode* GetParent() const { return parent_; }
+  GodotNode* GetParent() { return parent_; }
+
+  std::string GetPath() const;
+
+  void AddChild(GodotNode& child);
+
+  const GodotNode* GetNode(absl::string_view path) const;
+  GodotNode* GetNode(absl::string_view path);
+
+  const std::map<std::string, GodotNode*> GetChildren() const {
+    return children_;
+  }
+
+ private:
+  std::string name_;
+  GodotInstanceType instance_type_;
+
+  GodotNode* parent_ = nullptr;
+  std::map<std::string, GodotNode*> children_;
+};
+
+class GodotScene {
+ public:
+  virtual const GodotExtResource* GetExtResource(
+      const std::string& id) const = 0;
+  virtual const GodotNode& GetRoot() const = 0;
+};
+
+std::unique_ptr<GodotScene> ReadGodotSceneFromFile(const std::string& path);
+
+}  // namespace com::fourisland::lingo2_archipelago
+
+#endif /* TOOLS_UTIL_TSCN_H_ */