Complex sentence: Things went somewhat better for Jaguar in 1987 for they won the Silverstone 1000 km, their fourth successive win in the World Sports Car Championship-the XJR8s putting on a truly impressive demonstration to take a one-two finish.
Split into simpler sentences: Things went somewhat better for Jaguar in 1987 for they the Silverstone 1000 km, their fourth successive win the World Sports Car Championship. The XJR8s putting on a truly impressive demonstration to take a one-two finish.