Fallot's tetralogy is a set of 4 congenital heart defects occurring together.
Its success led to the even longer and more expensive The Jewel in the Crown, adapted from Paul Scott's tetralogy about the Indian Raj.
Two of them had Fallot's tetralogy , which Cleland and his colleagues had never operated on before.
Over the next three seasons, the other parts of the tetralogy will be given, each by a different set of performers.
With a superb opening to the Ring Cycle under their belts, Scottish Opera moves on to the second part of the tetralogy .
His latest novel Fidelity is the first in a planned tetralogy based on the history of Brazil.
Rabbit Remembered may have upset the symmetry of his great tetralogy but it in no way diminishes it.
After much critical success and acclaim, he publicly declared that he would fulfill his life's work and write his masterpiece - the epic Sea of Fertility tetralogy - and then he would die.
Dove's version is a great way to bring a performance of Wagner's great tetralogy to a smaller city's theater, and I was glad to get to experience it.
It is part of a larger cycle of history plays known as the major tetralogy (Richard II, Henry IV, Parts 1 & 2, and Henry V).