Question:
Who was the head coach of the team HNK Rijeka in Jul, 2019?

Context:
 Goran Tomić is the head coach of HNK Rijeka from Mar, 2021 to May, 2022. 
 Fausto Budicin is the head coach of HNK Rijeka from Jul, 2022 to Dec, 2022. 
 Simon Rožman is the head coach of HNK Rijeka from Sep, 2019 to Feb, 2021. 
 Igor Bišćan is the head coach of HNK Rijeka from Oct, 2018 to Sep, 2019.

Answer:
Igor Bišćan