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