diff --git a/electron_lost_found.ipynb b/electron_lost_found.ipynb
index 437c634..030a66d 100644
--- a/electron_lost_found.ipynb
+++ b/electron_lost_found.ipynb
@@ -329,8 +329,8 @@
     "\"\"\"\n",
     "z: VeLo - RICH1 - TT - Magnet - T1,T2,T3 - RICH2 - M1\n",
     "B:\n",
-    "vertices of lost e photons are more densely concentrated around the beampipe\n",
-    "found: \n",
+    "vertices of lost e photons are more densely concentrated around the beampipe, especially in the z range of the magnet\n",
+    "found: vertices are densely located @ or around the detectors, while there are no clusters in the z range of the magnet\n",
     "\"\"\"\n",
     "plt.show()"
    ]