This is a much more subtle maneuver than making a left turn in
LA for one primary reason: sometimes, you can make a left turn
at the very start of a green light, even if the opposing traffic
has right of way.  It is very tricky to figure out when and
where you can do this, because it is mostly at the whim of the
driver(s) that DOES have the right-of-way at the start of the
green light. What happens is this:  As the left-turn-making
driver, you have to be very specific about how you approach the
intersection. If you wish to make the Pittsburgh Left, you
indicate this by inching slowly out into the intersection during
the red light so that you are almost 1/3 of the way through the
turn by the time the light turns green. The opposing driver, for
his part, can concede the left turn by remaining still, or can
indicate that he doesn't yield right-of-way by slowing making
his way into the middle of the intersection during the red
light. If the two drivers don't settle this during the red light
(i.e. they remain eith