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