diff --git a/Dart/Suman_dart b/Dart/Suman_dart
new file mode 100644
index 0000000..d869cfa
--- /dev/null
+++ b/Dart/Suman_dart
@@ -0,0 +1,23 @@
+main() {
+
+  var piece = 'knight';
+  switch(piece) {
+    case 'bishop':
+      print('diagonal');
+      break;
+    case 'knight':
+      print('L-shape');
+      break;
+    default:
+      print('checkmate');
+  }
+
+  piece = 'queen';
+  switch(piece) {
+    case 'queen':
+    case 'bishop':
+      print('diagonal');
+      break;
+  }
+
+}