Replace maxspeed:wet:lanes with maxspeed:lanes:conditional @wet

Replace maxspeed:wet:backward with maxspeed:backward:conditional @wet

Replace maxspeed:wet:forward with maxspeed:forward:conditional @wet

Replace maxspeed:backward:seasonal:winter with maxspeed:backward:conditional @winter

Replace maxspeed:seasonal:winter:backward with maxspeed:backward:conditional @winter

Replace maxspeed:seasonal:winter:forward with maxspeed:forward:conditional @winter

Replace maxspeed:children_present:forward with maxspeed:forward:conditional @children_present

Replace maxspeed:seasonal:winter with maxspeed:conditional @winter

Replace maxspeed:winter with maxspeed:conditional @winter

Replace maxspeed:winter with maxspeed:conditional @winter

Replace seasonal:maxspeed:winter with maxspeed:conditional @winter

Replace maxspeed:seasonal:summer with maxspeed:conditional @summer

Replace maxspeed:summer with maxspeed:conditional @summer

Replace maxspeed:wet with maxspeed:conditional @wet

Replace maxspeed:children_present with maxspeed:conditional @children_present

Replace maxspeed:snow with maxspeed:conditional @snow or remove where appropriate