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