var queryset = Person.queryset(context).filter(Person.name == "Kyle")
                                       .exclude(Person.age < 21)
                                       .orderBy(Person.name.ascending)

queryset[0..5]

var kyle = queryset[0]
println("The first Kyle who is 21 and over is \(kyle.name).")

println("There are \(queryset.count() - 1) more Kyle's.")

for person in queryset {
    println("- \(person.name) (\(person.age))")
}

var predicate = NSPredicate(format:"name == Kyle")
    || NSPredicate(format:"name == Katie")
    && !NSPredicate(format:"age >= 21")