https://tudelft.academia.edu/LeoVuyk/Papers
Episonic BHs. below.with two equal sized "perpedicular " dual Anchor BHs.
https://www.google.com/search?q=dual+anchor+black+holes&num=10&sca_esv=c11289b76da90c62&sxsrf=ANbL-n4ogcW8_evrPfDO10K8Z12LKL0dhQ%3A1776172804301&source=hp&ei=BD_eabeAEIuyi-gPpO6EmAU&iflsig=AFdpzrgAAAAAad5NFB14_l5nSiId6hdUG6bnjdtm7Yy2&aep=22&ved=0ahUKEwi3kruot-2TAxUL2QIHHSQ3AVMQteYPCBk&oq=&gs_lp=Egdnd3Mtd2l6IgBIAFAAWABwAHgAkAEAmAEAoAEAqgEAuAEByAEAmAIAoAIAmAMAkgcAoAcAsgcAuAcAwgcAyAcAgAgA&sclient=gws-wiz&udm=50&mstk=AUtExfDNdAzjPGHbeUoE1-3iPxemrXutxZaMfg_i2QCazLr68uinhyg4o-XTdF1Wo43QGqUk3SSsUWjQk5nORq6y6IOKZAU1BMBA_eY-UGlEzh8o-LN1bD_WLgnJJyKnQyBa3RA5WfzpabfIQZZeEDijxNO0CvwSL1iFPCKrJns_Q0m8s-W97PNBlktO_YXl30otw5nNTtAKXCtng6iQF3yJ9CbHyIG1nZuMWVpwQOFMHZT_CtqBeLM8cz5SBnYcUk3IinctaJ0eL9gOeulMHoX4tFbWNQW2XRZ5B1w&csuir=1&mtid=HT_eafyEI52Mi-gPmJrHgA0