(a) In this section -
"lease", "lessee", "lessor" and "rent" have the same meanings respectively as in Chapter 8 of Part 4;
"market value", in relation to a building or structure, means the price which the unencumbered fee simple of the building or structure would fetch if sold in the open market in such manner and subject to such conditions as might reasonably be calculated to obtain for the vendor the best price for the building or structure, less the part of that price which would be attributable to the acquisition of, or of rights in or over, the land on which the building or structure is constructed;
"qualifying lease" means, subject to subsection (4), a lease in respect of a qualifying premises granted in the qualifying period, or granted in any subsequent period ending on or before 31 December 1999, on bona fide commercial terms by a lessor to a lessee not connected with the lessor, or with any other person entitled to a rent in respect of the qualifying premises, whether un
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