Write a Russian folk-rock song about the town of Liski. Themes: railway (железная дорога), boarding school (интернат), 40 years, Peskovatka district, industrial zone (пром), and EkoNiva company. Style: heartfelt, nostalgic, with a train rhythm. Include chorus, 3 verses, bridge, outro. Mention: green semaphore, sleepers, milk, wheat, native roots. Tone: warm, proud of small homeland. Use simple, singable Russian lyrics with vivid images. Length: up to 1000 words. No explicit content, pop