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