Rent 4 bedroom apartment in Barcelona

Individual bedroom in 3-bed apartment. Fully refurbished and with everything needed for one person occupancy. Bills are separate electricity, water, internet, cleaning and to be split between the 3 tenants. The bills depend on how much it's spent and are shared between the 3 tenants. The internet is 30e/month and the cleaning around 50e/month, the rest is variable: electricity water. for the 3 summer monthsjune, july, august the bills averaged at 60e/month We are looking for longer-term commitments: 6 months. At the moment there is one French guy living and one German girl 20-22 yrs old both working.
Rental period for this listing is between 3 - 24 months