Answer:
Farmland tracks and railways contribute to one side's advantage in a war by providing the group with more supplies and food for them in war. Railroad tracks contributed to an advantage in a war by facilitating the transportation of many things to the battlefield, and trains could carry many tons, allowing people to obtain LOTS of supplies for the war. A train can carry things like food, equipment, armor, artillery, etc. This gives it a huge advantage aside because they can be easily stocked without being too much of a hassle. Farmland contributed to an advantage on one side of the war because it was an easy way to grow food for soldiers. Farmland could produce a lot of food, especially when you have a lot of land, and can be given to soldiers to prevent them from starving. Farmland was one of the ways that a group of people used in wars to produce food and not worry about not having enough food to feed soldiers.
