Your goal is to find the secret four-color code. The following colors are possible: orange, pink, brown, green, black, red.
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: ['green', 'red', 'pink', 'orange']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['orange', 'pink', 'pink', 'brown']. Hint: two colors are in the correct positions and one color is in the secret code but in the wrong positions.
Guess: ['orange', 'brown', 'pink', 'green']. Hint: four colors are in the secret code but in the wrong positions.
A B C D
green, red, black, brown black, black, green, brown black, red, brown, green green, pink, orange, brown