"a trace suggesting that something was once present or felt or otherwise important; \"the footprints of an earlier civilization\""@en-us . . . "a trace suggesting that something was once present or felt or otherwise important; \"the footprints of an earlier civilization\""@en-us . "footprint"^^ . "0"^^ . . . . . "106646854"^^ . . . "06646854-n"^^ . "footprint"@en-us . "0.125"^^ . "106236902"@en-us . .