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