With your sentence, which is the topic, so no inversion usually takes put. In addition, the final clause is an announcement, not a question: which is working as a relative pronoun, not as a matter term. A similar would use if it were being an adverbial. Compare both of these https://paxtonelsmp.nizarblog.com/36729687/details-fiction-and-family-lawyer-in-dha-karachi-pakistan