diff --git a/src/ROSInterface.cpp b/src/ROSInterface.cpp
index a5591aa..992efa1 100644
--- a/src/ROSInterface.cpp
+++ b/src/ROSInterface.cpp
@@ -41,6 +41,8 @@ ROSInterface::ROSInterface(const boost::property_tree::ptree &config)
 																  this, _1), false),
 		  tell_action_server_(nh_, "knowrob/tell", boost::bind(&ROSInterface::executeTellCB, this, _1), false),
 		  kb_(KnowledgeBase::create(config)) {
+	
+
 	// Start all action servers
 	askall_action_server_.start();
 	askone_action_server_.start();
@@ -349,7 +351,17 @@ void ROSInterface::executeTellCB(const TellGoalConstPtr &goal) {
 
 bool ROSInterface::executeExportCB(ExportTriples::Request &req,
 	ExportTriples::Response &res) {
-		kb_->exportTo(req.path);
+		// If req.format is empty or rdfxml
+		if (req.format == "rdfxml") {
+			kb_->exportTo(req.path, semweb::RDF_XML);
+		} else if (req.format == "turtle") {
+			kb_->exportTo(req.path, semweb::TURTLE);
+		} else {
+			// If the format is not supported, return false
+			ROS_ERROR("Export format not supported: %s", req.format.c_str());
+			res.success = false;
+			return false;
+		}
 		res.success = true;
 		return true;
 }
@@ -358,9 +370,16 @@ int main(int argc, char **argv) {
 	InitKnowRob(argc, argv);
 
 	// Load settings files
+	boost::property_tree::ptree config = InterfaceUtils::loadSettings();
+	// configure logging
+	auto log_config = config.get_child_optional("logging");
+	if (log_config) {
+		Logger::loadConfiguration(log_config.value());
+	}
+
 	try {
 		ros::init(argc, argv, "knowrob_node");
-		ROSInterface ros_interface(InterfaceUtils::loadSettings());
+		ROSInterface ros_interface(config);
 		KB_INFO("[KnowRob] ROS node started.");
 		ros::spin();
 	}
diff --git a/srv/ExportTriples.srv b/srv/ExportTriples.srv
index 081c2c1..3425361 100644
--- a/srv/ExportTriples.srv
+++ b/srv/ExportTriples.srv
@@ -1,4 +1,5 @@
 string path
+string format # 'turtle' or 'rdfxml'
 ---
 # The result of the query
 bool success
\ No newline at end of file