Complex sentence: In 2007 he launched the long-awaited RSC's Stratford theatre redevelopments, including construction of the temporary Courtyard Theatre while work was in progress, designed to house his Complete Histories cycle before its transfer to the Roundhouse in London in 2008.
Split into simpler sentences: In 2007 he launched the long-awaited RSC's Stratford theatre redevelopments. This included construction of the temporary Courtyard Theatre to provide a Stratford venue while work was in progress, designed to house his Complete Histories cycle before its transfer to the Roundhouse in London in 2008.