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