In “un hombre con dos mujeres” the leader will have to give two separate signals at the same time leading both followers simultaneously. In “una mujer con dos hombres” the leader to the left hand side will do all the parts that the left hand usually does including most of the signals while the leader to the right hand side will perform all the tasks that the right hand is responsible for. While the style “un hombre con dos mujeres” can be led by signals alone, it is not possible to rely on non-verbal communication for more technical moves in the style “una mujer con dos hombres” as the leader mimicking the right hand will not know what the left hand intends to do until it is too late. For this reason the style is led by signals as well as calls similar to the way a Rueda would be called. The rule is that it is always the left hand who calls the move although there is a very interesting move called “Cambia” that can be initiated by the leader to the right which will lead to the right leader and the left leader switching places at which point it will be the other leader calling moves.
Other elements that can be introduced into trio de casino is the move “Confusion” where similar to the version en parejas the follower decides to lead making the leader the follower. In “un hombre con dos mujeres” it is the follower to the left that can execute this move, making the leader the follower to the right and shifting the follower to the right onto the left hand side. For “una mujer con dos hombres” the follower will become the left hand leader, the left hand leader becomes the right hand leader and the previous right hand leader becomes the new follower.
It is even possible to switch between “un hombre con dos mujeres” and “una mujer con dos hombres” although this requires a lot of practice as it is very difficult to pull off smoothly.
One of the nicest but also very difficult ways of dancing in groups of three people is by performing a trio de casino Rueda which traditionally involves everyone from the start being in un hombre con dos mujeres” position or alternatively has the whole
Rueda dance as “una mujer con dos hombres”. One of the newest developments in this field which is attributed to Thomas Kupczok is the style trio caliente which involves a Rueda consisting of alternating trios of two leaders and one follower and two followers one leader.
