protected override Expression VisitBinary(BinaryExpression binaryExpression)
		{
			var left = this.Visit(binaryExpression.Left);
			var right = this.Visit(binaryExpression.Right);

			if (left.Type == binaryExpression.Left.Type && right.Type == binaryExpression.Right.Type)
			{
				return binaryExpression.ChangeLeftRight(left, right);
			}

			if (!IsTaskType(left.Type) && !IsTaskType(right.Type))
			{
				return binaryExpression.ChangeLeftRight(left, right);
			}

			if (IsTaskType(left.Type) && IsTaskType(right.Type))
			{
				var leftVar = Expression.Parameter(left.Type);
				var rightVar = Expression.Parameter(right.Type);
				var variables = new[] { leftVar, rightVar };

				var expression = CreateChainedCalls(leftVar, rightVar);
				var lambda = Expression.Lambda(binaryExpression.ChangeLeftRight(Expression.Property(leftVar, "Result"), Expression.Property(rightVar, "Result")), Expression.Parameter(expression.Type));

				return Expression.Block(variables, Expression.Assign(leftVar, left), Expression.Assign(rightVar, right), Expression.Call(expression, "ContinueWith", new[] { lambda.ReturnType }, lambda));
			}

			if (this.IsTaskType(left.Type))
			{
				var leftVar = Expression.Parameter(left.Type);
				var variables = new[] { leftVar };

				var expression = CreateChainedCalls(leftVar);
				var lambda = Expression.Lambda(binaryExpression.ChangeLeftRight(Expression.Property(leftVar, "Result"), right), Expression.Parameter(expression.Type));

				return Expression.Block(variables, Expression.Assign(leftVar, left), Expression.Call(expression, "ContinueWith", new[] { lambda.ReturnType }, lambda));
			}

			if (this.IsTaskType(right.Type))
			{
				var rightVar = Expression.Parameter(right.Type);
				var variables = new[] { rightVar };

				var expression = CreateChainedCalls(rightVar);
				var lambda = Expression.Lambda(binaryExpression.ChangeLeftRight(left, Expression.Property(rightVar, "Result")), Expression.Parameter(expression.Type));

				return Expression.Block(variables,  Expression.Assign(rightVar, right), Expression.Call(expression, "ContinueWith", new[] { lambda.ReturnType }, lambda));
			}

			return base.VisitBinary(binaryExpression);
		}