One city, one mountain, one mountain and one lake.
This is a couplet of Tiegong Temple in Daming Lake, Jinan, Shandong Province (iron selection, Ming Dynasty sacrifice). The author is unknown. Liu's couplets. Write about the beauty of Daming Lake-the lake is surrounded by lotus flowers and weeping willows on three sides; Half of the mountains in a city are reflected in the lake.
In the summer of the 9th year of Jiaqing in Qing Dynasty (1804), Liu, a political scholar and historian from Shandong, and a great calligrapher and governor from Shandong once gave a banquet in Tiexiao Canglang, and they were in high spirits. Liu improvised a couplet: "Lotus flowers on four sides and willow on three sides, a city with mountains and a half city with lakes." Tie Bao's impromptu book Dancing. This couplet stone carving has been embedded on both sides of the entrance of the west gallery wall of the garden so far, which has become a famous couplet sentence describing the style of Jinan ancient city.
Quoted from Jinan portal website, it should be credible.