using System;

​

using System.Linq;

public class Program

{

    public static void Main()

    {

        var people = new Person[0];

        var predicatesA = new Predicate<Person>[]

            {

                p => p.FirstName.StartsWith("J"),

                p => p.FirstName.EndsWith("e"), 

            };

        var predicatesB = new Predicate<Person>[]

            {

                p => p.FirstName.StartsWith("J"),

                p => p.FirstName.StartsWith("A"), 

            };

​

        var peopleWithBothOfA = people.Where(p => predicatesA.All(c => c(p)));

        var peopleWithEitherOfB = people.Where(p => predicatesB.Any(c => c(p)));

    }

}

​

public class Person

{

    public string FirstName { get; }

    public string LastName { get; }

}