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