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