1. A system comprising: a display apparatus configured to display a screen; and an information processing apparatus including at least a processor connected to a memory, the processor configured to, detect identification information from image data of a sheet, the image data including a drawing region for allowing a user to draw a picture is set, the identification information identifying whether targets drawn on the sheet in the drawing region are a first object representing a creature or a second object representing an object eatable by the creature, extract the targets drawn in the drawing region of the sheet from the image data of the sheet, display the picture including the targets on the screen by such that the targets are displayed differently based on whether the targets are the first object or the second object, determine whether a respective one of the targets that are the first object approaches a respective one of the targets that are the second object, and animate the picture displayed on the screen by adding motion to the picture such that the respective one of the targets that are the first object appear to eat the respective one of the targets that are the second object, when the processor determines that the respective one of the targets that are the first object approaches the respective one of the targets that are the second object.