Hm... let john = { Name = "John"; Age = 15; Offspring = [] }; let jane = { Name = "Jane"; Age = 47; Offspring = [ john ] } let sue = { Name = "Sue"; Age = 35

Hm... let john = { Name = "John"; Age = 15; Offspring = [] }; let jane = { Name = "Jane"; Age = 47; Offspring = [ john ] } let sue = { Name = "Sue"; Age = 35; Offspring = [ john ] } Not very realistic :)