Select recipients:

{{recipients.length, plural, =0 {{{sender.name}} has not given any gifts to anyone.} =1 { {{recipients[0].gender, select, female { {{sender.name}} gave {{recipients[0].name}} her gift.} male { {{sender.name}} gave {{recipients[0].name}} his gift.} other { {{sender.name}} gave {{recipients[0].name}} their gift.} }} } other {{{sender.name}} gave {{recipients.length}} people gifts.} }}