Update 10.md

Fixed typo

1 files changed, 1 insertions, 1 deletions

diff --git a/10.md b/10.md
index 7f697e9..523c0f7 100644
--- a/10.md
+++ b/10.md
@@ -48,7 +48,7 @@ Where:
 
 **The order of marked "e" tags is not relevant.**  Those marked with `"reply"` denote the `<reply-id>`.  Those marked with `"root"` denote the root id of the reply thread.
 
->This scheme is preferred because it allows events to mention others without confusing them with `<relay-id>` or `<root-id>`.  
+>This scheme is preferred because it allows events to mention others without confusing them with `<reply-id>` or `<root-id>`.  
 
 
 ## The "p" tag