diff --git a/pagerank_data.txt b/pagerank_data.txt
new file mode 100644
index 0000000000000000000000000000000000000000..95755ab8f5af8b27377a60cbe3edb8ab403e8465
--- /dev/null
+++ b/pagerank_data.txt
@@ -0,0 +1,6 @@
+1 2
+1 3
+1 4
+2 1
+3 1
+4 1