Complex sentence: Like Edward, Izumi is capable of alchemy without a transmutation circle; she gained this ability from seeing the inside of the mysterious "Gate" while attempting to revive her stillborn son with alchemy.
Split into simpler sentences: Like Edward, Izumi is capable of alchemy without a transmutation circle. Izumi gained this ability from seeing the inside of the mysterious "Gate" while attempting to revive her stillborn son with alchemy.