In the Vinony graph
Vinony's link graph records 26 inbound references to Line 9, and connects out to Moscow Metro, Naples Metro and Serpukhovsko-Timiryazevskaya Line.
Vinony links it to 14 Wikipedia language editions.
Connections
Moscow Metro
Entity
Naples Metro
Entity
Serpukhovsko-Timiryazevskaya Line
Entity
Line 1
Entity
Line 3
Entity
Barcelona Metro line 9
Entity
Line 2
Entity
Line 4
Entity
Green Line
Entity
Red Line
Entity
Blue Line
Entity
Line 11
Entity
Line 10
Entity
Line 7
Entity
Line 5
Entity
Line 8
Entity
Madrid Metro Line 9
Entity
Seoul Subway Line 9
Entity
Line 6
Entity
Line 9
Entity