Original: After the elephant at the Jardin d'acclimatation graced the Christmas table, the two elephants (Castor and Pollux) at the Paris' jardin zoologique were consumed on December 31, 1870 at Voisin.
Simplified: After the elephant at the Jardin d'acclimatation were used at the Christmas table, the two elephants (Castor and Pollux) at the Paris' jardin zoologique were consumed on December 31, 1870 at Voisin.