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