diff --git a/MultiversalDiplomacy/Model/Regex.cs b/MultiversalDiplomacy/Model/Regex.cs
index d2eaae3..7667481 100644
--- a/MultiversalDiplomacy/Model/Regex.cs
+++ b/MultiversalDiplomacy/Model/Regex.cs
@@ -121,6 +121,51 @@ public class OrderRegex(World world)
                 : match.Groups[12].Value,
             match.Groups[13].Value);
 
+    public Regex SupportMove => new(
+        $"{UnitSpec} {SupportVerb} {UnitSpec} {MoveVerb} {FullLocation}$",
+        RegexOptions.IgnoreCase);
+
+    public static (
+        string type,
+        string timeline,
+        string province,
+        string location,
+        string turn,
+        string supportVerb,
+        string targetType,
+        string targetTimeline,
+        string targetProvince,
+        string targetLocation,
+        string targetTurn,
+        string moveVerb,
+        string destTimeline,
+        string destProvince,
+        string destLocation,
+        string destTurn)
+        ParseSupportMove(Match match) => (
+            match.Groups[1].Value,
+            match.Groups[2].Value,
+            match.Groups[3].Value,
+            match.Groups[4].Length > 0
+                ? match.Groups[4].Value
+                : match.Groups[5].Value,
+            match.Groups[6].Value,
+            match.Groups[7].Value,
+            match.Groups[8].Value,
+            match.Groups[9].Value,
+            match.Groups[10].Value,
+            match.Groups[11].Length > 0
+                ? match.Groups[11].Value
+                : match.Groups[12].Value,
+            match.Groups[13].Value,
+            match.Groups[14].Value,
+            match.Groups[15].Value,
+            match.Groups[16].Value,
+            match.Groups[17].Length > 0
+                ? match.Groups[17].Value
+                : match.Groups[18].Value,
+            match.Groups[19].Value);
+
     public static bool TryParseUnit(World world, string unitSpec, [NotNullWhen(true)] out Unit? newUnit)
     {
         newUnit = null;
diff --git a/MultiversalDiplomacyTests/RegexTest.cs b/MultiversalDiplomacyTests/RegexTest.cs
index 1e07da2..2f8b7ab 100644
--- a/MultiversalDiplomacyTests/RegexTest.cs
+++ b/MultiversalDiplomacyTests/RegexTest.cs
@@ -52,8 +52,6 @@ public class RegexTest
 
     static IEnumerable<TestCaseData> MoveRegexMatchesTestCases()
     {
-        static TestCaseData Test(string order, params string[] expected)
-            => new TestCaseData(order, expected).SetName($"{{m}}(\"{order}\")");
         // Full specification
         yield return Test(
             "Army a-Munich/l@0 - a-Tyrolia/l@0",
@@ -109,8 +107,6 @@ public class RegexTest
 
     static IEnumerable<TestCaseData> SupportHoldRegexMatchesTestCases()
     {
-        static TestCaseData Test(string order, params string[] expected)
-            => new TestCaseData(order, expected).SetName($"{{m}}(\"{order}\")");
         // Full specification
         yield return Test(
             "Army a-Munich/l@0 s A a-Tyrolia/l@0",
@@ -159,4 +155,45 @@ public class RegexTest
         Assert.That(actual, Is.EquivalentTo(expected), "Unexpected parse results");
         Assert.That(actual, Is.EqualTo(expected), "Unexpected parse results");
     }
+
+    static IEnumerable<TestCaseData> SupportMoveRegexMatchesTestCases()
+    {
+        // Full specification
+        yield return Test(
+            "Army a-Munich/l@0 s A a-Tyrolia/l@0 - a-Vienna/l@0",
+            "Army", "a", "Munich", "l", "0", "s", "A", "a", "Tyrolia", "l", "0", "-", "a", "Vienna", "l", "0");
+        // Case insensitivity
+        yield return Test(
+            "fleet B-lon/C@0 SUPPORTS B-enc/W@0 MOVE TO B-nts/W@0",
+            "fleet", "B", "lon", "C", "0", "SUPPORTS", "", "B", "enc", "W", "0", "MOVE TO", "B", "nts", "W", "0");
+        // All optionals missing
+        yield return Test(
+            "ROM s VIE - TYR",
+            "", "", "ROM", "", "", "s", "", "", "VIE", "", "", "-", "", "TYR", "", "");
+        // No confusion of unit type and timeline
+        yield return Test(
+            "A F-STP S MOS - A-UKR",
+            "A", "F", "STP", "", "", "S", "", "", "MOS", "", "", "-", "A", "UKR", "", "");
+        // Elements with spaces
+        yield return Test(
+            "Western Mediterranean Sea supports Gulf of Lyons move to North Sea",
+            "", "", "Western Mediterranean Sea", "", "", "supports", "", "", "Gulf of Lyons", "", "", "move to", "", "North Sea", "", "");
+    }
+
+    [TestCaseSource(nameof(SupportMoveRegexMatchesTestCases))]
+    public void SupportMoveRegexMatches(string order, string[] expected)
+    {
+        OrderRegex re = new(World.WithStandardMap());
+        var match = re.SupportMove.Match(order);
+        Assert.True(match.Success, "Match failed");
+        var (type, timeline, province, location, turn, supportVerb,
+            targetType, targetTimeline, targetProvince, targetLocation, targetTurn, moveVerb,
+            destTimeline, destProvince, destLocation, destTurn) = OrderRegex.ParseSupportMove(match);
+        string[] actual = [type, timeline, province, location, turn, supportVerb,
+            targetType, targetTimeline, targetProvince, targetLocation, targetTurn, moveVerb,
+            destTimeline, destProvince, destLocation, destTurn];
+        // Use EquivalentTo for more detailed error message
+        Assert.That(actual, Is.EquivalentTo(expected), "Unexpected parse results");
+        Assert.That(actual, Is.EqualTo(expected), "Unexpected parse results");
+    }
 }