translation.en: The murals were done by a graffiti artist to commemorate the hundreds of homeless people that got relocated from the tunnel in 1991 when the tunnel reopened for trains.
translation.zh: 这些壁画是一位涂鸦艺术家的作品， 用以纪念几百个在1991年 因为地道重新对火车开放而 被迫从地道迁走的流浪者。