// Create a new <ul> element
  var ul = document.createElement(“ul”);
  
  // Find all the first <li> elements
  var li = document.getElementsByTagName(“li”);
  for ( var i = 0; i < li.length; i++ ) {
  
      // append each matched <li> into  our new <ul> element
      ul.appendChild( li[i] );
  
  }
  
  // Append our new <ul> element at the end of the body
  document.body.appendChild( ul );