Original: Line 9 (LÃ nia 9 in Catalan) will be the longest automatic metro line in Europe. It is the newest line in the Barcelona Metro network, currently under construction, with five stations completed so far, all in Santa Coloma de Gramenet.
Simplified: Line 9 (LÃ nia 9 in Catalan) is the newest line in the Barcelona Metro network, currently under construction, with only five complete stations, all in Santa Coloma de Gramenet.