Choose a device:

construction, buildingqty: 2

More specific:

Choose basic color of device:

blueconstruction, buildingqty: 2

goldconstruction, buildingqty: 2

Primary or secondary?

primary construction, buildingqty: 2

secondary construction, buildingqty: 2

Combined flag identification

by main colors

goldred+ other

by device on the flag

construction, buildingqty: 2