just check vskp-qln all stn in gnwl oquta whr as 08570 is having pqwl /rlwl qouta so gnwl qouta has more qouta but end to end less people booking better qln-ru(from ru to ---------bza----vskp ) is gnwl qouta is given more tkts will be booked from qln sides to theses place and more over ru ---bza stn people can book vskp train which acts as some what night train