Look at the headline and first two paragraphs of this BBC news report about last night's trouble between Man Utd and Roma fans. You'll notice that I've changed the font for certain words and phrases. Can you see a pattern developing? What do the various fonts represent?Fans clash with police at Man Utd
You may have realised by now that the fonts correspond to the different lexical sets (vocabulary themes) used in the text. The sets are as follows:
a. football
b. law
c. violence
Police said 14 of those arrested were English and seven were Italian.
Two Italian supporters were held on suspicion of public order offences, another for allegedly possessing an offensive weapon, and a fourth for allegedly possessing an offensive weapon and committing a public order offence.
Three others were arrested on suspicion of shoplifting, believed to be from the Manchester United Megastore.
Roma supporters began trailing out of the ground at about 2215 BST and were led without incident to a facing car park where a fleet of coaches will take them back to the airport.
There were no reports of any injuries.
BBC production staff witnessed Manchester United fans throwing cans and glass bottles while police with dogs tried to separate the two sets of supporters.
Police sources told the BBC that the "isolated" trouble - which involved fans of both teams - was contained within five minutes.
A statement released by Greater Manchester Police said: "Officers patrolling at Old Trafford ahead of the Manchester United versus Roma match have been required to deal with a number of small and isolated incidents.
"The incidents are being dealt with as they happen and are being resolved quickly.
"Some arrests were made in order to maintain the peace at the ground."
BBC radio reporter James Alexander said extra security was very much in evidence outside the stadium.
"It was classified as a Category C match which is the highest alert there is for a match at Old Trafford. It is on a par with a home match against
The visiting fans were in the second tier of the East Stand and there were no reports of trouble inside the stadium.
Roma's managing director Rosella Sensi earlier insisted their fans would behave impeccably.
Uefa is to investigate the trouble from the first leg, which could lead to disciplinary action for both United and Roma.
