revise benchmark input/output format
diff --git a/pregelix/pregelix-benchmark/pom.xml b/pregelix/pregelix-benchmark/pom.xml
index df262df..c1344ea 100644
--- a/pregelix/pregelix-benchmark/pom.xml
+++ b/pregelix/pregelix-benchmark/pom.xml
@@ -25,6 +25,25 @@
 					<fork>true</fork>
 				</configuration>
 			</plugin>
+
+			<plugin>
+				<artifactId>maven-assembly-plugin</artifactId>
+				<version>2.2-beta-5</version>
+				<configuration>
+					<descriptorRefs>
+						<descriptorRef>jar-with-dependencies</descriptorRef>
+					</descriptorRefs>
+				</configuration>
+				<executions>
+					<execution>
+						<id>make-my-jar-with-dependencies</id>
+						<phase>package</phase>
+						<goals>
+							<goal>single</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
 		</plugins>
 	</build>
 
@@ -43,6 +62,12 @@
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
+			<groupId>org.apache.giraph</groupId>
+			<artifactId>giraph-examples</artifactId>
+			<version>1.0.0</version>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-hdfs-core</artifactId>
 			<version>0.2.10-SNAPSHOT</version>