9 is enemy no. of 5
Subhas Chandra Bose was no. 5 (23 January 1897)
He died on his unlucky date (18 August 1945)
23 adds to 5
18 adds to 9
Name Subhas Chandra Bose adds to 58 (4) unpredictable mysterious no. of rahu
No wonder his death was a mystery
Rahu also gives unconventional leadership quality
He also died in his 49th(4) year which is again ruled by rahu planet of mysterious unpredictability & its unfortunate. 
His personal life marriage was also a mystery