Tying a 13 Part 10 Bight 3 Pass Gaucho Knot from a 5 Part 4 Bight Casa Knot.

Here we tie a 5 Part 4 Bight Casa Knot raise it to 9 part 7 bight 2 pass Gaucho knot then to a 13 p 9 bight 3 pass Gaucho knot.