Had to look for the missing details and here is my answer.
"For the Union Dead" is actually a book that was written by Robert Lowell. This book composes of a collection of poems. And based on the excerpt given taken from this book, what the author wants the reader to recognize as based on the start and end is that the Colonel Shaw's monument would be one day be destroyed and forgotten. Hope this helps.
Answer:
If your question is about Robert Zemeckis´s film stared by Tom Hanks, the group that performed while he is playing ping pong is The Doors.
Explanation:
There are three songs played while he is learning and finally playing in front of the people in the hospital. The first one is called <em>"Hello, I love you"</em>. The second one is <em>"People are strange"</em>. And the final song that is when he is playing by himself is called <em>"Break On Through".</em>
These three songs are all from a rock band called the Doors.
I hope this answer helps you.
For all of the faults that Malcolm lists to Macduff, the main difference from Macbeth is that Malcolm's faults aren't real. He is just telling them to Macduff to test how he would respond to a bad leader, then assures Macduff that he is blameless of all of those faults and actually does not covet wealth in the way he said he did.