How many people return to Yan 'an without punctuation?

The number of words in each excerpt is different, and the exact number of words in the original text is unknown.

Back to Yan 'an is a passionate poem written by He Jingzhi 1956 in the form of folk songs. The poet praised the Yan 'an spirit of raising a generation of revolutionaries with a pure heart, from which we can feel the poet's beating pulse-eternal true feelings for "mother" Yan 'an.

He Jingzhi's poem Back to Yan 'an is selected from Selected Poems of He Jingzhi. Published on 1956. Described the poet's joy when he returned to Yan 'an after a ten-year absence, and praised Yan 'an's great contribution in the revolutionary history of China and the great changes since the founding of the People's Republic of China. Adopting the form of northern Shaanxi Xintianyou, the language is simple and the feelings are warm. The whole poem "Back to Yan 'an" is not only the vivid source of the poem, but also the poet's image combination description of the customs of northern Shaanxi, which adds the life breath and local beauty of the poem, as well as the beauty like national music flowing from simplicity.