Which sincere knight of the Round Table had an affair with Guinevere?

A silver jubilee honors which anniversary? What is a simple flat structure of logs or planks for transport on water? A simple white cross marks the grave of which attorney general, buried near his brother in 1968? What is a simpler way of saying "more lobster-colored"? What word for a singable poem appears in the title of Sir Walter Scott's "The ___ of the Last Minstrel"? Which singer had a hit with "Stand by Your Man"? What is a single edition of a magazine called? A single mom leads a legal fight against Pacific Gas and Electric in which 2000 drama?