Updated Readme.

README.md

@@ -23,11 +23,15 @@ Example C++ and Python agents are provided in the `example` directory.
 
 ## Demo
 Start a simple 1v1 game played by Agent2D:
-`./bin/start.py --offense-npcs=1 --defense-npcs=1`
+```
+./bin/start.py --offense-npcs=1 --defense-npcs=1
+```
 
-Start an example agent on the empty goal task. First start the server:
-`./bin/start.py --offense-agents=1 &` and then connect the agent:
+Start an example agent on the empty goal task. This agent will move
+forwards slowly. First start the server: `./bin/start.py
+--offense-agents=1 &` and then connect the agent:
 `./example/hfo_example_agent`.
+
 Or do both in a single command:
 ```
 (./bin/start.py --offense-agents=1 &) && ./example/hfo_example_agent