A man in a blue cap is playing a guitar while a young girl sits on a stool across from him and listens .
Chances are about even that a man serenades a woman with a song he wrote on his guitar .
Chances are about even that a man serenades a woman with a song he wrote on his guitar .
It is certain that a man serenades a woman with a song he wrote on his guitar .
A man serenades a woman with a song he wrote on his guitar .