diff --git a/v4/main.cpp b/v4/main.cpp
index b955a8f..7cec81c 100644
--- a/v4/main.cpp
+++ b/v4/main.cpp
@@ -108,22 +108,12 @@ int main() {
   ctrl.registerCallback(printOutput);
   ctrl.registerFieldCallback("exit", [](memory_Context c) { exit(0); });
 
-  /*
-
-  auto c = shell_createContext();
-  c.cCLI = cli_createContext();
-  c = shell_launch(c);
-  std::cout << c.output << std::endl;
+  ctrl.set("didLaunch", true);
+  ctrl.set("playfieldSize", 2);
 
   while (true) {
-    std::string line;
-    getline(std::cin, line);
-    c.input = line;
-    c = shell_processInput(c);
-    if (c.exit) {
-      break;
-    }
-    std::cout << c.output << std::endl;
+    std::string ln;
+    getline(std::cin, ln);
+    ctrl.set("input", ln);
   }
-  */
 }