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