In the PS in this chart is how to do it?

Was the little chart behind the big map, there is nothing of the kind of false sense of how it is made out of?

Mask you should not! If the Council would not have asked that teach you the easiest way to use the eraser tool shortcut is the E and then adjust downward hardness eraser soft spots! Must not be too hard angle brush and then transferred into a soft tone about the opacity of the edge image with the eraser rubbing on it can not insert two maps! Gloomy Zuodao with the

Thank you, the

Mask plus gradient

fuzzy, gradient, layer effects