Please assess the completion status of the following clinical trial:

Trial Title: Immunogenicity and Safety of a Tetanus-diphtheria Vaccine and a 13-valent Pneumococcal Conjugate Vaccine

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: SINGLE
- Phase: PHASE4
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* Adults aged ≥50 years who signed the informed consent~Exclusion Criteria:~* history of S. pneumoniae infection within the previous 5 years~* previous pneumococcal vaccination~* previous tetanus-diphtheria (Td) vaccination within the last 10 years~* known immunodeficiency or immunosuppressant use or coagulation disorders

- Gender: ALL
- Minimum Age: 50 Years
- Maximum Age: None
- Healthy Volunteers: t

Study Arms:
- Tetanus-diphtheria (Td) and PCV13 (Type: ACTIVE_COMPARATOR): None
- PCV13 alone (Type: ACTIVE_COMPARATOR): None
- Td alone (Type: ACTIVE_COMPARATOR): None

Based on this trial design, predict the completion outcome and termination type (if applicable).