Stacking

from(bucket: "hotel_motel")
|> range(start: v.timeRangeStart, stop: v.timeRangeStop)
|> filter(fn: (r) => r["_measurement"] == "power_usage")
|> filter(fn: (r) => r["_field"] == "Floor" or r["_field"] == "Room1" or r["_field"] == "Room2" or r["_field"] == "Room3" or r["_field"] == "Room4")
|> filter(fn: (r) => r["tag1"] == "powa")