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