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diff --git a/src/net/sourceforge/plantuml/sequencediagram/GroupingStart.java b/src/net/sourceforge/plantuml/sequencediagram/GroupingStart.java
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+++ b/src/net/sourceforge/plantuml/sequencediagram/GroupingStart.java
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+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2014, Arnaud Roques
+ *
+ * Project Info:  http://plantuml.sourceforge.net
+ * 
+ * This file is part of PlantUML.
+ *
+ * Licensed under The MIT License (Massachusetts Institute of Technology License)
+ * 
+ * See http://opensource.org/licenses/MIT
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
+ * IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ *
+ * Original Author:  Arnaud Roques
+ */
+package net.sourceforge.plantuml.sequencediagram;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import net.sourceforge.plantuml.Url;
+import net.sourceforge.plantuml.graphic.HtmlColor;
+
+public class GroupingStart extends Grouping {
+
+	private final List<GroupingLeaf> children = new ArrayList<GroupingLeaf>();
+	private final HtmlColor backColorGeneral;
+
+	final private GroupingStart parent;
+
+	public GroupingStart(String title, String comment, HtmlColor backColorGeneral, HtmlColor backColorElement,
+			GroupingStart parent) {
+		super(title, comment, GroupingType.START, backColorElement);
+		this.backColorGeneral = backColorGeneral;
+		this.parent = parent;
+	}
+
+	List<GroupingLeaf> getChildren() {
+		return Collections.unmodifiableList(children);
+	}
+
+	public void addChildren(GroupingLeaf g) {
+		children.add(g);
+	}
+
+	public int getLevel() {
+		if (parent == null) {
+			return 0;
+		}
+		return parent.getLevel() + 1;
+	}
+
+	@Override
+	public HtmlColor getBackColorGeneral() {
+		return backColorGeneral;
+	}
+
+	public boolean dealWith(Participant someone) {
+		return false;
+	}
+
+	public Url getUrl() {
+		return null;
+	}
+	
+	public boolean hasUrl() {
+		return false;
+	}
+
+
+	@Override
+	public boolean isParallel() {
+		return getTitle().equals("par2");
+	}
+
+}