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