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