It is like trying to establish which came first: The chicken or the egg.
The discovery of the statues raises an intriguing question - which came first, the statues or Ovid's famous poem?
BBC: 'Exceptional' find of Roman statues linked to poet Ovid
The big question is which came first: positive outlook as a result of a successful business or an innovative business?
FORBES: Innovation and Growth: Which Comes First, the Chicken or the Egg?
There are obvious causal questions here, of a particularly grim kind: which came first, the crippled chicken or the broken egg?
So, in terms of inspiration, which came first, Monticello or Maya Lin?
If two tones, one high and one low, were played about 40 milliseconds apart, the best readers had no trouble telling which tone came first.
Apple's share price rose sharply following a revival under Steve Jobs, who died in 2011, which came about first in computers and then the iPod music player, and was then followed by the iPhone and iPad.
Shipments for in-cell touch, which first came to market in 2009, didn't materialize in 2010.
ENGADGET: Report: Touchscreen demand to grow by 90-percent, led by mobile, tablet markets
Fellow Merseysider, Roger McGough, 66, received the CBE for his poetry which first came to attention in the late 1960s.
One of the loudest critics of the French law, which first came before parliament in 2006, was Hrant Dink, an Armenian newspaper owner who was murdered in Istanbul by an ultranationalist youth in 2007.
Leicester - who defeated world champions South Africa in a tour match in 2009 - scored all of their points courtesy of five penalties from Twelvetrees' boot, four of which came in a first half that ended tightly.
Our biggest success, so far, was a book called Naked Conversations: How Blogs are Changing the Way Business Talk with Customers, which came out in the first week of 2006.
The movie was based on a successful series of books, the first of which came out in 2000, at the height of the dot-com boom.
However, it was Salford who made the brighter start and Bradford had to wait until 28 minutes for their first points which came from a Leon Pryce try.
Yet it could have been different for the home team had striker Emeka Nwanna put away one of two good chances which came his way in the first half.
Mr Wade brought in a two-term limit for presidential office, but argued that the limit should not apply to his first term which came in before the constitution was changed.
In comparison, it took 15 years to invent the first polyethylene, which came out of the lab in 1933.
FORBES: Upstart Symyx is shaking up the stodgy chemicals industry.
Shares of Petsmart (PETM) are trading higher after the company posted fiscal first quarter earnings which came in ahead of expectations and raised its full year outlook.
Republican congressional leaders blame the White House for proposing the sequester in the first place, which came about in 2011 as a draconian consequence of doing nothing to curb deficits.
Next came McDonald's, which first erected its golden arches in Beijing in a prominent central location in 1992.
Consider the Capitals' first goal Thursday (which came on the power play).
The first open skies agreement, which came into effect in 2008, marked a significant step in the liberalisation of the transatlantic airline industry.
Wednesday, languishing in the First Division relegation zone, should have taken the lead in an open first half in which goalscoring chances came regularly.
The OfCom study (and the first wave of that report which came out in November 2012) was based on consumer attitude, not actual data.
FORBES: Music Piracy: Major Studies Conflicted Over Recording Industry Impact
The coach said both spot kicks were warranted, and came after a first leg in which Braca were denied a penalty despite Alexis Sanchez being brought down.
There are a variety of reasons for the slide, in particular the disappointing first weekend iPhone sales, which came in at 5 million units, rather than the 8-10 million some pundits had projected.
应用推荐