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