NSString *str  = (otherString ?: @"this is the placeholder");
NSString *str2 = (str ? otherString : @"this is the other placeholder");
NSString *str3 = str ? [[NSString alloc] initWithString: str] : @"this is the third placeholder";
id       str4  = str ? [self methodWithParameter1: @{ @"bla": ({ [self anotherMethod: @{ @"id": @1 }];
                                                               }) }
                                    andParameter2: @{ @"dict_key": @{ @"nested_dict_key_1": @(1), @"nested_dict_key_2": @"colon:in:string" } }] : [self anotherMethod: str ? @1 : @2];
