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