What the source says
Javier Sánchez Serna appears in the 2023 elected-members workbook.
The source associates this elected result with Murcia and the candidature label SUMAR (SUMAR).
Javier Sánchez Serna is named as elected for Murcia in Spain's official 2023 Congress elected-result workbook under SUMAR. This is a historical result record, not a current-tenure claim.
The source associates this elected result with Murcia and the candidature label SUMAR (SUMAR).