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