Complex sentence: Teams only had 30 minutes to set up one of two possible parklet designs in a parking space, and if it was exactly as the photograph guides were set up, the judge would give them their next clue.
Split into simpler sentences: Teams only had 30 minutes to set up one of two possible parklet designs in a parking space. If it was exactly as the set up in the photograph, the judge would give them the next clue.