Question: Which traditional event that began on 26 December did the Pakistani cricket team replace with a tour of South Africa during the 2012-13 cricket season?
Sentence (from "Pakistani cricket team in South Africa in 2012–13"): South Africa announced their summer schedule of January–March in which they replaced their traditional Boxing Day Test with a T20I for the 2012–13 home season, during which they will host New Zealand and Pakistan.
Relevant evidence: Yes