What the source says
María Luisa Sanz Martínez appears in the 2023 elected-members workbook.
The source associates this elected result with Valladolid and the candidature label PARTIDO SOCIALISTA OBRERO ESPAÑOL (PSOE).
María Luisa Sanz Martínez is named as elected for Valladolid in Spain's official 2023 Congress elected-result workbook under PSOE. This is a historical result record, not a current-tenure claim.
The source associates this elected result with Valladolid and the candidature label PARTIDO SOCIALISTA OBRERO ESPAÑOL (PSOE).