What are the required combinations of lifted positions for a Group Lift classified as GL4?

In synchro skating, a Group Lift classified as GL4 necessitates a specific level of technical difficulty and complexity. The requirement for two different difficult positions emphasizes the need for advanced skills and the ability to execute challenging maneuvers. This combination not only showcases the team's strength and balance but also highlights the skill level of the skaters involved.

The classification of the Group Lift reflects the need for diverse and intricate movements, which are integral to achieving a higher technical score in competitions. By requiring two different difficult positions, the lift demonstrates a greater level of artistry and athleticism, which is crucial for a GL4 rating. This focus on difficult positions helps teams distinguish themselves in terms of technical execution and presentation.