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namespace jive { public class OrSpecification<T> : Specification<T> { readonly Specification<T> left; readonly Specification<T> right; public OrSpecification(Specification<T> left, Specification<T> right) { this.left = left; this.right = right; } public bool is_satisfied_by(T item) { return left.is_satisfied_by(item) || right.is_satisfied_by(item); } } }