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