Your goal is to find the secret four-color code. The following colors are possible: green, orange, blue, black, yellow, brown.
Some guesses have already been made. I will provide feedback for each guess made with which it is possible to unambigiously determine the secret code.

Previous Guesses:
Guess: ['orange', 'black', 'brown', 'green']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['green', 'green', 'orange', 'blue']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['green', 'orange', 'green', 'black']. Hint: two colors are in the secret code but in the wrong positions.
A B C D
yellow, black, green, green black, brown, brown, blue brown, green, blue, orange green, orange, green, blue