Of course not. Just some directions on which direction to take.
Just to clarify, I have tried to replicate (from commandline, to learn more..) the instructions on Router-Switch-AP (all in one) (http://forum.mikrotik.com/t/using-routeros-to-vlan-your-network/126489/1) but as soon as I apply them, the interfaces are not working anymore (seems that DHCP server is not active on BLUE or GREEN) and MAC connectivity is locked out…