In this task, you need to replace a letter in the sentence with another given letter.

Sentence: 'a red stop signed has been altered to say stop hate'. Replace the letter 'e' with 't' in the sentence.
a rtd stop signtd has bttn alttrtd to say stop hatt

Sentence: 'a man in a baseball uniform posing outside of miller park'. Replace the letter 's' with 'h' in the sentence.
a man in a baheball uniform pohing outhide of miller park

Sentence: 'a baseball player is running from first to second base'. Replace the letter 'e' with 'd' in the sentence.
a basdball playdr is running from first to sdcond basd