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