Chess960: two move ideas no. 3

In the first two moves, black has thought of a nice idea to equalize since the c5 square is safe. You can notice a similarity with idea no.1 in that there is no serious downside in developing a major piece early.

SP928 white to play: trace back the moves and try to see black's idea

Enjoy 960

Hint: Rxc5, b6, f6, Ne6, Qf7, O-O