YOU SAID:

My stairs were painted purple before I shat on them. Now they are brown.

INTO JAPANESE

私の階段は、私がそれらに着く前に紫色に塗られていました。今では茶色です。

BACK INTO ENGLISH

My stairs were painted purple before I got to them. It is now brown.

INTO JAPANESE

私が行く前の階段は紫色に塗られていました。今は茶色です。

BACK INTO ENGLISH

The stairs before I went were painted purple. It's brown now.

INTO JAPANESE

私が行く前の階段は紫色に塗られていました。今は茶色です。

BACK INTO ENGLISH

The stairs before I went were painted purple. It's brown now.