Complex sentence: In 1992, Portuguese President Mário Soares became the first Portuguese head of state to visit Goa after its annexation by India; following Indian President R. Venkataraman's visit to Portugal in 1990.
Split into simpler sentences: In 1992, Portuguese President Mário Soares became the first Portuguese head of state to visit Goa after its annexation by India. This followed Indian President R. Venkataraman's visit to Portugal in 1990.