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