Complex sentence: A company, the Comania Estrada de Ferro Oeste de Minas, was established in 1878, and a decision was made to make the junction with the broad gauge at Sitio (Antonio Carlos).
Split into simpler sentences: A company, the Comania Estrada de Ferro Oeste de Minas, was established in 1878. A decision was made to make the junction with the broad gauge at Sitio (Antonio Carlos).