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