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