Question: horses (excl. those pure bred for breeding and for slaughter)
Answer: --> Horses (excl. those pure bred for breeding and for slaughter)

Question: hike through this great place and explore a splendid piece of nature.
Answer: --> Hike through this great place and explore a splendid piece of nature.

Question: as hard as they try to conceal any evidence of uncharacteristic images on the lunar surface, i am surprised at their negligence.
Answer:
--> As hard as they try to conceal any evidence of uncharacteristic images on the lunar surface, I am surprised at their negligence.