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