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