Based on the clue 'a prayer of this saint included the line who am i ...', what is the answer?

Based on the clue 'a prague museum devoted to this composer contains ...', what is the answer? What is associated with: a prairie home companion 2006? Based on the clue 'a prawn looks like this saltwater animal but the 2...', what is the answer? Based on the clue 'a prayer of this is one that expresses gratitude n...', what is the answer? Based on the clue 'a prayer to begin a religious service or public ce...', what is the answer? Based on the clue 'a praying desk with a knee bench its name means pr...', what is the answer? Based on the clue 'a preacher decides to hide his face forever in the...', what is the answer? Based on the clue 'a precious grayish white metallic element or a ter...', what is the answer?