Explain whether the following arrangements are lease transactions, in accordance to NZ IFRS 16.

1. Company S enters into a contract with Company T, whereby Company T provides 6 delivery vans for Company S to use over the next 5 years. The vans have been selected by Company S from a large pool of similar vans and are explicitly identified in the contract. Company T is only allowed to substitute the vans if, and only for the period when, the vans are being repaired.

2. Company A enters into a contract with Company B, whereby Company B will provide 4 aeroplanes for Company A to use over the next 3 years. The aeroplanes have been selected by Company A from a large pool of similar aircraft, but remain in the airport hangar owned by Company B when not in use and can be substituted at any time by Company B.

3. Company Y enters into a contract with Company Z, an entertainment arcade operator, whereby Company Y will be offered a space for a pop-up shop in one of the arcades managed by Company Z. The contract specifies the size of the space to be provided.