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