In at least 150 words explain how rilke builds an allegory in the swan what is the central theme of this poem

The author might compare "the awkward waddling walk of a swam to the torture of life that humans life on this planet". This might be considered a metaphor for the "release of death and the grace" in comparison to life itself. The reader might perceive that life is awkward and death is sweet. So it could be said that the theme of the poem might be "the release of the burden of life in death".