Having overlapping duties.    From Wordnet, Princeton University. 

Verb (used with object) : The ends of cloth overlap the table. ,two lives that overlapped each other.    From Dictionary.com. 

Verb (used without object) : two sales territories that overlap; fields of knowledge that overlap.    From Dictionary.com. 

Noun : The second story of the building has an overlap of ten feet.    From Dictionary.com. 

Every single person would then own thousands of dollars in overlapping inventory.    From Wordnik.com.  [Coyote Blog » Blog Archive » Airline Industry and Inventory Pooling] Reference

Good security is built in overlapping, cross-checking layers, to slow down attacks; it reacts limberly to the unexpected.    From Wordnik.com.  [Homeland Insecurity] Reference

Placing individuals in overlapping and multivalent kin networks is an important step toward moving beyond taxonomic labels.    From Wordnik.com.  [Belongings: Property, Family, and Identity in Colonial South Africa] Reference

Hupsu, armored in overlapping plates of gleaming steel that accentuated rather than disguised his mighty frame, ignored her.    From Wordnik.com.  [GLASS HOUSES • by TW Williams] Reference

Arrange alternating slices of the thinly sliced vegetables in overlapping rings from the outside to the inside of the baking dish.    From Wordnik.com.  [The Dinners of Summer] Reference

Here we show that although dual coding is nearly impossible by chance, a number of human transcripts contain overlapping coding regions.    From Wordnik.com.  [A Single Cell] Reference

Their spending shifts the frame of reference that shapes the demands of those just below them, who travel in overlapping social circles.    From Wordnik.com.  [Wonkbook: BoA restarts foreclosures; tax cut goes unnoticed; Sietsema's DC dining guid] Reference

And yet we manage to have those arguments without devolving into shiv fights, and maybe even find that we can agree on some points in overlapping moral vocabulary.    From Wordnik.com.  [Getting Along] Reference

In this time, I have served in overlapping periods over twelve years in the Treasurership coupled with the Ministry of Mines and over twelve years in the Premiership.    From Wordnik.com.  [Ontario—1961] Reference

Now take a aged journal as good as put it down in overlapping sheets in a bottom of a lifted bed, afterwards regulating a watering can wet it all down, allow it to dry.    From Wordnik.com.  [Archive 2009-12-01] Reference

No one says that Michael would unathletic by today’s standards, so why say Bird would be as they played in overlapping eras?.    From Wordnik.com.  [Matthew Yglesias » Old School] Reference

Even with such abundance of languages, it’s easy to see that many of them are just variations in overlapping programming concepts.    From Wordnik.com.  [Reflective Surface - The evolution of programming languages] Reference

One name overlapping the next, one voice harmonizing with another, the echoes of all the names bouncing off the walls, a chorus of death.    From Wordnik.com.  [Perry Garfinkel: Finding Peace in Purgatory: A Zen Perspective On The Holocaust] Reference

In this you've got a kind of overlapping of both, both political and both religious.    From Wordnik.com.  [CNN Transcript Jun 18, 2004] Reference

So, what's the solution to avoiding "overlapping" funds?.    From Wordnik.com.  [The Herald | HeraldOnline.com - Front] Reference

• Providing assistance for problem solving by Maori about Maori issues such as overlapping claims.    From Wordnik.com.  [ScreenTalk] Reference

"Little pockets of it," he says, and James says, kind of overlapping, "And we're trying to keep it that way.".    From Wordnik.com.  [UUpdates - All updates] Reference

He has seven broken ribs that are "overlapping," she explained and added both of his legs as well as his left arm are broken.    From Wordnik.com.  [seMissourian.com Headlines] Reference

The BlackBerry also can't handle basic Web technologies such as overlapping, hidden DIVs, so many DHTML Web sites are unusable.    From Wordnik.com.  [Yahoo! News: Technology News] Reference

Eclipse - insisting the star showed "a lack of cooperative spirit" by signing up to an "overlapping" film project without telling them.    From Wordnik.com.  [Pop Crunch] Reference

"overlapping" discs either, which is a plus, because the discs don't have to touch each other.    From Wordnik.com.  [Home Theater Forum] Reference

Beyond overlapping careers, they are bound by a web of personal ties.    From Wordnik.com.  [Chemistry In The War Cabinet] Reference

First, humans and animals constitute overlapping reservoirs of resistance.    From Wordnik.com.  [CASTING PILLS BEFORE SWINE] Reference

Analysts feel like Chrysler has too many overlapping models, especially SUVs.    From Wordnik.com.  [Chrysler’s Road Ahead] Reference

Those overlapping interests range from the Korean peninsula to the Middle East.    From Wordnik.com.  [Balancing Act] Reference

Obama has a fondness for czars and special niches created with overlapping lines of authority.    From Wordnik.com.  [Obama’s Beautiful Machine] Reference

Some overlapping departments would vanish; perhaps 5,000 to 8,000 jobs out of 180,000 would be cut.    From Wordnik.com.  [The Banking Revolution] Reference

Or a giant nightclub with several different music areas on the dance floor, none of them overlapping.    From Wordnik.com.  [Hearing Is Believing] Reference

The American system, by contrast, is one of shared power, overlapping functions and checks and balances.    From Wordnik.com.  [TV, MONEY AND 'CROSSFIRE' POLITICS] Reference

Well, the White House was still nimble enough to take advantage of the coincidence of overlapping events.    From Wordnik.com.  [Bush's Homeland Shuffle] Reference

Experts say China should adopt an EU-style Basic Food Law and streamline its overlapping rules and jurisdictions.    From Wordnik.com.  [Unsafe at Any Speed] Reference

Our team included so many ethnicities with so many overlapping centuries of conflict it was hard to keep track of them all.    From Wordnik.com.  [The Pickup Game As a Model for Peace?] Reference

Timetables for the overlapping staff: first shift, six a.m. to two p.m., second, nine to five, and third, four to midnight.    From Wordnik.com.  ['The Manny'] Reference

Just as the EU and NATO have different but overlapping memberships, so they have different but mutually reinforcing missions.    From Wordnik.com.  [Transatlantic Ties] Reference

They are collaborators in overlapping fields, seeking the best answers for the same president and for the rest of us on the planet.    From Wordnik.com.  [The Battle Over Ousting Saddam] Reference

In the past, both have insisted they have no intentions of monopolizing the media world and that their overlapping interests are harmless.    From Wordnik.com.  [A Twisted Pair] Reference

I made a failed synth of my own office (Michael Bucher, our able young photo intern, and I neglected to take enough overlapping snapshots).    From Wordnik.com.  [Virtual Viewpoint] Reference