In reply to Rick Wicklin.

Thank you for the spring board! This allows everyone to gift everyone else with only a single repeat person due to the single person needing to gift everyone. If I’m not mistaken there are no giver/receiver gift swaps and you can get through it in 6 years.
P1 Sp1 P2 Sp 2 P3 Sp3 P4
——————————————————
Yr 1 Sp3 P4 Sp1 P3 P1 P2 Sp 2
Yr 2 P3 Sp3 P4 P1 Sp 2 Sp1 P2
Yr 3 Sp 2 P2 P3 Sp3 Sp1 P4 P1
Yr 4 P4 P3 P1 Sp1 P2 Sp 2 Sp3
Yr 5 P2 Sp 2 Sp3 P3 P4 P1 Sp1
Yr 6 Sp 2 Sp3 P1 P4 Sp1 P2 P3