+ /**
+ * Orders the current GameSession to start a sequence
+ */
+ void trigger_sequence(std::string sequence_name);
+
+ /**
+ * Requests that the player start climbing the given Climbable
+ */
+ void start_climbing(Climbable& climbable);
+
+ /**
+ * Requests that the player stop climbing the given Climbable
+ */
+ void stop_climbing(Climbable& climbable);
+