U r right about rake sharing but actually vskp kollam exp shares it rake with vskp-tata sf earlier vskp tata was sharing its rake with bgkt-vskp , so yes bgkt vskp could share its rake with vskp bsb and if this rake gets lbhfy then it will be great since last 2 years ecor had not lhbfy single vskp destined train it only had provided lhb rake to 7 puri trains