The most likely answer is that the Babylonians melted it down for the gold when they destroyed the Temple in 587 BC.
(they; destroyed; the Temple; L:in 587 BC) (The most likely answer; is; that the Babylonians melted it down for the gold) Context(The most likely answer is,List([0, 25))):(the Babylonians; melted down; T:for the gold; T:when they destroyed the Temple in 587 BC)
The most likely answer is,List([0, 25))
they The most likely answer the Babylonians
destroyed is melted down
the Temple L:in 587 BC
that the Babylonians melted it down for the gold
T:for the gold T:when they destroyed the Temple in 587 BC