Speedup should be done with timings from Vskp BBS Vskp keeping unchanged. Dep from SC at 1830 GNT 2310 VJA 0010 Vskp 710/30! BBS 1530. Return Vskp 1630 VJA 0010 GNT 110 SC 630. If every zone thinks that the rake should be returned within few hours then there will be no overnight trains and people have to switch to buses.