From bee01435826172924aeb028d0e62c062eb0f442d Mon Sep 17 00:00:00 2001
From: Ziyang Hu <hu.ziyang@cantab.net>
Date: Tue, 31 Jan 2023 16:24:42 +0800
Subject: [PATCH] fix typo

---
 README-zh.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README-zh.md b/README-zh.md
index b5622a73..e63b58cc 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -99,7 +99,7 @@ Datalog 1977 年便出现了，它可表达所有的 _关系型查询_，而它
 
 从 `FRA` 出发，转机一次，可以到达多少个机场：
 ```
-?[count_unique(to)] := *route{fr: 'FRA', to: 'stop},
+?[count_unique(to)] := *route{fr: 'FRA', to: stop},
                        *route{fr: stop, to}
 ```