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