1. Introduction to Benfica's Joao Mário and his Role in Portuguese Football

2. The Importance of Joao Mário's Wing Defense in Portugal's Success

3. The Development of the Wing Defense System by Benfica

4. The Role of Joao Mário in the Formation of the Wing Defense System

5. The Impact of Joao Mário on Portugal's World Cup Qualifiers

6. The Influence of Joao Mário's Wing Defense System on Portugal's Overall Performance

7. The Future of Joao Mário's Wing Defense System in Portugal

8. Conclusion on the Importance of Joao Mário's Wing Defense System in Portugal's Football Legacy.

• Wing
• Defense
• rio
• Benfica
• Joao