Complex sentence: Pennington pointed out that Corydon would be an ideal location, since the Harrison County court had approved a design for a new county courthouse on Corydon's public square in 1811 and it could be used as an assembly building for the territorial legislature.
Split into simpler sentences: Pennington pointed out that Corydon would be an ideal location, since the Harrison County court had approved a design for a new county courthouse on Corydon's public square in 1811. The courthouse could be used as an assembly building for the territorial legislature.