Good day.
Why be frustrated, you have access to the most amazing cheap but high quality vino, delicious coffee etc..
Let MT wait and enjoy life!
While sipping,either liquid suggest you read this most excellent reference on setting up vlans…
http://forum.mikrotik.com/t/using-routeros-to-vlan-your-network/126489/1
Concur the MT wiki’s often leave one grasping at straws but probably in response to the above thread they did improve this ref…
https://wiki.mikrotik.com/wiki/Manual:Interface/Bridge#Bridge_VLAN_Filtering