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# Factorio Runtime Docs Version 2.0.7

## AutoplaceSpecification :: table

Specifies how probability and richness are calculated when placing something on the map.

#### Table fields

control | :: string? | Control prototype name.
Control prototype name.
default_enabled | :: boolean |
force | :: string |
order | :: string |
placement_density | :: uint |
tile_restriction | :: array[AutoplaceSpecificationRestriction]? |
probability_expression | :: NoiseExpression |
richness_expression | :: NoiseExpression? |