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