Name: query_married - check, if a player is married

Syntax:
	string query_married()

Description:
	The query_married call checks if a player is married to another
	player.

Return value:
	If the player is married, the name of the married-to player is
	returned.

Examples:
	string husband;
	husband=this_player()->query_married();

See also: player/set_married