Complex sentence: For, Toro Rosso switched to Renault engines as well, but in returned to using Ferrari power, and will switch back to Renault in (albeit under'Toro Rosso' branding).
Split into simpler sentences: For, Toro Rosso switched to Renault engines as well, but in returned to using Ferrari power. However, they switched back to Renault in (albeit under'Toro Rosso' branding).