Complex sentence: Some people have suggested that the composer was kowtowing to the Vargas regime, although the Barroso family strongly denies it, and Ary Barroso is known to have written at least one anti-fascist song, "Salada Mixta," recorded by Carmen Miranda in October 1938.
Split into simpler sentences: Some people have suggested that the composer was kowtowing to the Vargas regime. Although the Barroso family strongly denies it, Ary Barroso is known to have written at least one anti-fascist song, "Salada Mixta," recorded by Carmen Miranda in October 1938.