Piotrowo-Trojany sī chi̍t ê tī Pho-lân Kiōng-hô-kok Podlaskie Séng Bielsk Kūn Boćki Kong-siā ê chng-thâu.[1]

Piotrowo-Trojany
—  Chng-thâu  —
Piotrowo-Trojany is located in Pho-lân
Piotrowo-Trojany
Piotrowo-Trojany
Keng-hūi-tō͘: 52°36′7″N 22°56′21″E / 52.60194°N 22.93917°E / 52.60194; 22.93917
Kok-ka  Pho-lân
Séng Podlaskie
Kūn Bielsk
Kong-siā Boćki
Sî-khu CET (UTC+1)
 - Jo̍at--lâng CEST (UTC+2)

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