Copilot example

docs/1.Simple_example.md

@@ -63,7 +63,10 @@ This mimics the use of **grep** or **sed**, so why would one possibly need awk?
     `awk` starts to shine when the thing you want to do is more
     complex then detecting lines with a text.
 
-**Now, suppose we want to list all the coins that were minted before 1980**. We invoke Awk as follows:
+**Now, suppose we want to list all the coins that were minted before 1980**.  
+See Copilot's [solution](https://sl.bing.net/i54K54hjvz2){:target="_blank"}.
+
+We invoke Awk as follows:
 
 ``` awk hl_lines="1"
 $ awk '$3 < 1980 {print $3, "    ",$5,$6,$7,$8}' coins.txt