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diff --git a/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/chart/property/ObtainedDoubleAdapter.java b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/chart/property/ObtainedDoubleAdapter.java
new file mode 100644
index 000000000..7ae1cd835
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+++ b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/chart/property/ObtainedDoubleAdapter.java
@@ -0,0 +1,52 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.modeling.ui.chart.property;
+
+import java.util.ArrayList;
+import java.util.Collections;
+
+import org.simantics.databoard.Bindings;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.RelationContext;
+import org.simantics.db.Resource;
+import org.simantics.db.Statement;
+import org.simantics.db.common.adaption.SimpleContextualAdapter;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.property.OrderedResource;
+import org.simantics.operation.Layer0X;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class ObtainedDoubleAdapter extends SimpleContextualAdapter<Double, RelationContext> {
+
+    @Override
+    public Double adapt(ReadGraph graph, Resource source, RelationContext context) throws DatabaseException {
+        Layer0X L0X = Layer0X.getInstance(graph);
+        ArrayList<OrderedResource> order = new ArrayList<OrderedResource>();
+        for (Statement stm : graph.getStatements(context.getSubject(), L0X.ObtainsProperty)) {
+            Integer position = graph.getRelatedValue(stm.getPredicate(), L0X.NaturalNumberOrderRelation,
+                    Bindings.INTEGER);
+            order.add(new OrderedResource(position, stm.getObject()));
+        }
+        if (order.size() > 1)
+            Collections.sort(order);
+        for (OrderedResource or : order) {
+            Double result = graph.getPossibleRelatedAdapter(or.r, context.getStatement().getPredicate(), Double.class);
+            if (result != null)
+                return result;
+        }
+
+        return null;
+    }
+
+}