What is the language in Secretariat that makes it PG?

What is showsmanship? What does the chazeret represent? What is a saddlery? What is a thoroughbred paint cross called? What is hair playing? What does the cowboy slang 'pair of overalls' mean? What horse was the first to win the Kentucky Derby? What does Esmerelda mean? Meaning of topspeed to racing post? Where can one find listings of houses for sale in the Newbridge area? How did Texas ranchers get their cattle to the railroads to be shiped east? What does 'los caballeros' mean in english? What size jean does Eleanor Calder wear? What does an easment for ingress and egress mean? What year did they run the derby in the snow? What is the arena where the Kentucky Derby is held called? Where do you get Longhorn t-shirts? How much does the winning jockey get in the preakness? Is rode a noun? What advantage did the stirrup give to mongol warriors?