Utilizing the second choice preference outlined in the Data For Progress PR Poll, + the Actual first preference results in the 2020 Election. In addition to assuming the remaining voters abstained from the Election in a hypothetical second round results in a 1.30% Victory for Carlos "Charlie" Delgado Altieri.
The map accentuates the 2020 Results by hilighting how the PPD has fallen in San Juan, with the swing city srill not being close for the PPD (Relative to the other results), in addition to the 90s Rosselló realignment that saw the Carolina are become more PPD than the Territory (with the 2020 Realignment bringing it back in line with the territory as a whole).
Most eerything else - Such as Charlie's Western Strength, or Pierluisi's weakness in traditional PNP "conservative" Strongholds (and Strength in "liberal areas") - is due to the Conservative/Liberal polarization that took place in 2020. Which is in line with all the other analysis done on the 2020 Puerto Rican Gubernatorial Election.
Data For Progress Poll: https://www.filesforprogress.org/memos/2020-puerto-rico/dfp_pr_2020_10_governor_memo.pdf