diff --git a/desktop_env/evaluators/metrics/__init__.py b/desktop_env/evaluators/metrics/__init__.py
index 28a53ae..3148d2b 100644
--- a/desktop_env/evaluators/metrics/__init__.py
+++ b/desktop_env/evaluators/metrics/__init__.py
@@ -9,5 +9,5 @@ from .table import check_sheet_list, check_xlsx_freeze, check_xlsx_zoom
 from .table import compare_table
 from .vlc import is_vlc_playing, is_vlc_recordings_folder, is_vlc_fullscreen, compare_images, compare_audios, \
     compare_videos
-from .general import check_csv, check_accessibility_tree, check_list
+from .general import check_csv, check_accessibility_tree, check_list, run_sqlite3
 from .thunderbird import check_thunderbird_prefs, check_thunderbird_filter
diff --git a/desktop_env/evaluators/metrics/general.py b/desktop_env/evaluators/metrics/general.py
index d0795a6..e1e2c95 100644
--- a/desktop_env/evaluators/metrics/general.py
+++ b/desktop_env/evaluators/metrics/general.py
@@ -13,6 +13,8 @@ from rapidfuzz import fuzz
 
 from .utils import _match_record
 
+import sqlite3
+
 def exact_match(result, rules) -> float:
     expect = rules["expected"]
     print(result, expect)
@@ -146,3 +148,8 @@ def check_accessibility_tree(result: str, rules: Dict[str, Any]) -> float:
 
 # def check_existence(result: str, *args) -> float:
 # return 1. - (result is None)
+
+def run_sqlite3(result: str, rules: Dict[str, Any]) -> float:
+    connection = sqlite3.connect(result)
+    connection.execute(rules["sql"])
+    return float(connection.fetchone()[0] or 0)
diff --git a/evaluation_examples/examples/thunderbird/3d1682a7-0fb0-49ae-a4dc-a73afd2d06d5.json b/evaluation_examples/examples/thunderbird/3d1682a7-0fb0-49ae-a4dc-a73afd2d06d5.json
new file mode 100644
index 0000000..4f688d6
--- /dev/null
+++ b/evaluation_examples/examples/thunderbird/3d1682a7-0fb0-49ae-a4dc-a73afd2d06d5.json
@@ -0,0 +1,74 @@
+{
+	"id": "3d1682a7-0fb0-49ae-a4dc-a73afd2d06d5",
+	"snapshot": "thunderbird",
+	"instruction": "Add a star to every email in local Bills folder",
+	"source": "https://support.mozilla.org/en-US/kb/organize-your-messages-using-filters",
+	"config": [
+		{
+			"type": "download",
+			"parameters": {
+				"files": [
+					{
+						"url": "https://drive.usercontent.google.com/download?id=1EHLRWzBCOsyERkSMUnTF2pnsR0n6ZvtR&export=download&authuser=0&confirm=t&uuid=de09bd5e-bef8-499a-b599-c642af190e10&at=APZUnTXqOsQkxl0zMSX6R1Sgp_v3:1704362491712",
+						"path": "/home/user/thunderbird-profile.tar.gz"
+					}
+				]
+			}
+		},
+		{
+			"type": "execute",
+			"parameters": {
+				"command": [
+					"tar",
+					"-xzv",
+					"--recursive-unlink",
+					"-f",
+					"/home/user/thunderbird-profile.tar.gz",
+					"-C",
+					"/home/user/"
+				]
+			}
+		},
+		{
+			"type": "launch",
+			"parameters": {
+				"command": [
+					"/usr/bin/thunderbird"
+				]
+			}
+		}
+	],
+	"trajectory": "trajectories/3d1682a7-0fb0-49ae-a4dc-a73afd2d06d5",
+	"related_apps": [
+		"thunderbird"
+	],
+	"evaluator": {
+		"postconfig": [
+			{
+				"type": "execute",
+				"parameters": {
+					"command": [
+						"wmctrl",
+						"-xFc",
+						"Mail.thunderbird"
+					],
+					"until": {
+						"returncode": 1
+					}
+				}
+			}
+		],
+		"result": {
+			"type": "vm_file",
+			"path": "/home/user/.thunderbird/t5q2a5hp.default-release/global-messages-db.sqlite",
+			"dest": "global-messages-db.sqlite"
+		},
+		"func": "run_sqlite3",
+		"expected": {
+			"type": "rule",
+			"rules": {
+				"sql": "select sum(1) > 0 from messageAttributes where attributeID = 58 and value = 1 and messageID in (select id from messages where folderID = 13);"
+			}
+		}
+	}
+}
diff --git a/evaluation_examples/examples/thunderbird/3d1682a7-0fb0-49ae-a4dc-a73afd2d06d5.json.nosetup b/evaluation_examples/examples/thunderbird/3d1682a7-0fb0-49ae-a4dc-a73afd2d06d5.json.nosetup
new file mode 100644
index 0000000..7c1e728
--- /dev/null
+++ b/evaluation_examples/examples/thunderbird/3d1682a7-0fb0-49ae-a4dc-a73afd2d06d5.json.nosetup
@@ -0,0 +1,52 @@
+{
+	"id": "3d1682a7-0fb0-49ae-a4dc-a73afd2d06d5",
+	"snapshot": "thunderbird",
+	"instruction": "Add a star to every email in local Bills folder",
+	"source": "https://support.mozilla.org/en-US/kb/organize-your-messages-using-filters",
+	"config": [
+		{
+			"type": "download",
+			"parameters": {
+				"files": [
+					{
+						"url": "https://drive.usercontent.google.com/download?id=1EHLRWzBCOsyERkSMUnTF2pnsR0n6ZvtR&export=download&authuser=0&confirm=t&uuid=de09bd5e-bef8-499a-b599-c642af190e10&at=APZUnTXqOsQkxl0zMSX6R1Sgp_v3:1704362491712",
+						"path": "/home/user/thunderbird-profile.tar.gz"
+					}
+				]
+			}
+		}
+	],
+	"trajectory": "trajectories/3d1682a7-0fb0-49ae-a4dc-a73afd2d06d5",
+	"related_apps": [
+		"thunderbird"
+	],
+	"evaluator": {
+		"postconfig": [
+			{
+				"type": "execute",
+				"parameters": {
+					"command": [
+						"wmctrl",
+						"-xFc",
+						"Mail.thunderbird"
+					],
+					"until": {
+						"returncode": 1
+					}
+				}
+			}
+		],
+		"result": {
+			"type": "vm_file",
+			"path": "/home/user/.thunderbird/t5q2a5hp.default-release/global-messages-db.sqlite",
+			"dest": "global-messages-db.sqlite"
+		},
+		"func": "run_sqlite3",
+		"expected": {
+			"type": "rule",
+			"rules": {
+				"sql": "select sum(1) > 0 from messageAttributes where attributeID = 58 and value = 1 and messageID in (select id from messages where folderID = 13);"
+			}
+		}
+	}
+}