Poets must be well-versed in the Greek Cypriot dialect, possess adequate knowledge of the popular poetry of Cyprus and the ability to retrieve existing, well-known Tsiattista and, above all, must be able to improvise a new couplet on a specific theme within very strict time constraints and be able to respond to his or her opponent.

UNESCO: Tsiattista poetic duelling

The current chairman of the foreign language selection committee, Mark Johnson, says he tries to be flexible within the Academy s strict boundaries.

FORBES: Rules Of The Oscar Game

Before long, they were funding established doctors, young scientists, and interdisciplinary teams, but they had two strict stipulations: Researchers had to demonstrate that their work would be clinic-ready within a few years, and they had to agree to share their findings.

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Payments to charity trustees are not illegal, but Charity Commission guidelines include strict conditions on how such payments should be handled, and state they should be approved within a charity's constitution.

BBC: Children's charity Joshua Foundation funding concern

They administer their own admissions - but within the strict requirements of the national code of practice, and they will not be able to select pupils on ability.

BBC: NEWS | UK | Education | Analysis: school reforms

The pharmaceutical and financial-services industries, says Ms Alexander, which are subject to strict national regulation, can be confident that by offering goods and services for sale online they are staying within the law.

ECONOMIST: Geography and the net