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