# p17_61.py
from tkinter import *

root = Tk()

Label(root, bg="red").place(relx=0.5, rely=0.5, relheight=0.75, relwidth=0.75, anchor=CENTER)
Label(root, bg="yellow").place(relx=0.5, rely=0.5, relheight=0.5, relwidth=0.5, anchor=CENTER)
Label(root, bg="green").place(relx=0.5, rely=0.5, relheight=0.25, relwidth=0.25, anchor=CENTER)

mainloop()
