ExpressionFun.cs

void Main()
{
	Expression<Func<Article, bool>> expression = a => a.Title == "Something";
	
	Console.WriteLine(expression.NodeType);
	
	var lambdaExpression = (LambdaExpression)expression;
	
	Console.WriteLine(lambdaExpression.Body.NodeType);
	
	var binaryExpression = (BinaryExpression)lambdaExpression.Body;
	
	Console.WriteLine(binaryExpression.Left.NodeType);
	
	var propertyName = ((MemberExpression)binaryExpression.Left).Member.Name;
	
	Console.WriteLine(propertyName);
}

class Article
{
	public string Title { get; set; }
}