I was very lucky to have my friend from ballet knit a baby blanket for my daughter and my friend's <e1>mother</e1> from Austria knit a baby <e2>sweater</e2>.
I was very lucky
I was very lucky to have my friend from ballet knit a baby blanket for my daughter and my friend's mother from Austria knit a baby sweater.
<triplet> mother <subject> sweater <object> Product-Producer(e2,e1)