v 52.798630 36.513291 -4.463649 v 52.798630 36.513291 4.463649 v 52.839069 36.374336 -4.463649 v 52.839069 36.374336 4.463649 v 61.369552 39.010479 -4.463649 v 61.369552 39.010479 4.463649 v 61.411530 38.866233 -4.463649 v 61.411530 38.866233 4.463649 f 1 3 4 f 4 2 1 f 5 6 8 f 8 7 5 f 1 2 6 f 6 5 1 f 3 7 8 f 8 4 3 f 1 5 7 f 7 3 1 f 2 4 8 f 8 6 2