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