DD of (GNT-KCG),(KCG-TPTY (RSA) can be like this
Tri-wkly
Day 01 GNT dep 05:00/06:00 am arr KCG 10:00/11:00 am.
KCG -TPTY (via KRNT,GY,HX,RU)
KCG dep 10:30/11:30 arr TPTY 22:00/22:30 Day 01 ....
more...
In return direction.
Day 02 TPTY dep 06:00am arr KCG 17:30/18:00 ,
KCG dep 18:00/18:30 arr GNT 22:00/22:30.
OR
GNT-KCG can be a 4 days a week.
KCG-TPTY can be a Tri wkly .