What does the cryptic crossword clue "Bali hosts oil trade terminals - it is what it is (4)" mean?

The definition is "is". The wordplay uses a deletion. last letters of "Bali hosts oil trade" = ISLE; definition: "is" The answer is ISLE.

Bali hosts oil trade terminals - it is what it is (4)

Guardian Cryptic #29240 | 8 Down | 2023-11-29 flower