small is when an shell develops a west over space for contracting
small_unit_operation is action. small_unit_operation is not military_operation. defilade_fighting_position is concealment_providing_terrain. small_ship is ship. defilade_fighting_position is not concealment_providing_terrain. forming_cleavage_furrow is single_cell_process. small_ship is not ship. small_unit_operation is not action. defilade_fighting_position is cover_providing_terrain. forming_cleavage_furrow is not single_cell_process.