diff --git a/dump/src/main/java/eu/dnetlib/dhp/oa/graph/dump/eosc/SparkSelectRelation.java b/dump/src/main/java/eu/dnetlib/dhp/oa/graph/dump/eosc/SparkSelectRelation.java
index 6f02871..5c2fe14 100644
--- a/dump/src/main/java/eu/dnetlib/dhp/oa/graph/dump/eosc/SparkSelectRelation.java
+++ b/dump/src/main/java/eu/dnetlib/dhp/oa/graph/dump/eosc/SparkSelectRelation.java
@@ -80,14 +80,12 @@ public class SparkSelectRelation implements Serializable {
 
 		Dataset<Tuple2<String, String>> resultIds = Utils
 			.readPath(spark, outputPath + "/publication", Result.class)
-
 			.map(
 				(MapFunction<Result, Tuple2<String, String>>) p -> new Tuple2<>(p.getId(), p.getType()),
 				Encoders.tuple(Encoders.STRING(), Encoders.STRING()))
 			.union(
 				Utils
 					.readPath(spark, outputPath + "/dataset", Result.class)
-
 					.map(
 						(MapFunction<Result, Tuple2<String, String>>) d -> new Tuple2<>(d.getId(), d.getType()),
 						Encoders.tuple(Encoders.STRING(), Encoders.STRING())))