What is "zilzal"

Zilzal (foaled 31 March 1986) is an American- bred, British- trained Thoroughbred racehorse. In a racing career that lasted just over five months ,he won five of his six races, including the Sussex Stakes and Queen Elizabeth II Stakes. He was the Horse of the Year in England in 1989 and achieved the highest Timeform rating of the year. Zilzal was owned by Mana Al Maktoum and trained by Sir Michael Stoute. He was ridden by Walter Swinburn in all of his races. Zilzal became a stallion after retiring from racing and sired some top racehorses, including Always Loyal, Among Men, and Faithful Son.