[If] a bull gores a cow and its fetus is found at its side, and it is not known whether it gave birth before it was gored, [or] whether it gave birth after it was gored, [the owner of the bull] pays for half the damage [done] to the cow and for one-fourth of the damage [done] to the young.  Likewise, [if] a cow gores a bull and its young is found at its side, and it is not known whether it gored before it gave birth or whether it gored after it had given birth, [the owner of the cow] pays half the damages from the cow or a fourth of the damages from the young.