Yes, that's right. You'd find these chords on most lead sheets for Green Dolphin Street.
As you develop, your ear should get good enough that you can just hear what he's playing. This may be a long way off for you, but it's never too early to start.
For ear training, I have my students use a program called
Earmaster 5. But there is some free ear training stuff on the web (I can't remember where). Another, more challenging route, is to try to play or transcribe stuff you hear.
Richard