Table:
Judith Beheading Holofernes
Italian: Giuditta e Oloferne
Artist	Caravaggio
Year	c.1598-1599
Medium	Oil on canvas
Dimensions	145 cm 195 cm (57 in 77 in)
Location	Galleria Nazionale d'Arte Antica at Palazzo Barberini, Rome

Please perform the following task:
Examine the provided table image to identify all cells that are merged. Report back the merged cell areas using the JSON {'top-left':(x, y), 'bottom-right':(m, n)}, where '(x, y)' represents the top-left and '(m, n)' the bottom-right cell's (row_id, column_id) in each merged region. Note that both row and column IDs begin at 1.

The merged cell areas are as follows:
{'top-left':(1, 1), 'bottom-right':(1, 2)}
{'top-left':(2, 1), 'bottom-right':(2, 2)}.