Read this and answer the question. If the question is unanswerable, say "unanswerable".

Albert Wendt is a significant Samoan writer whose novels and stories tell the Samoan experience. In 1989, his novel Flying Fox in a Freedom Tree was made into a feature film in New Zealand, directed by Martyn Sanderson. Another novel Sons for the Return Home had also been made into a feature film in 1979, directed by Paul Maunder. The late John Kneubuhl, born in American Samoa, was an accomplished playwright and screenwriter and writer. Sia Figiel won the 1997 Commonwealth Writers' Prize for fiction in the south-east Asia/South Pacific region with her novel "Where We Once Belonged". Momoe Von Reiche is an internationally recognised poet and artist. Tusiata Avia is a performance poet. Her first book of poetry Wild Dogs Under My Skirt was published by Victoria University Press in 2004. Dan Taulapapa McMullin is an artist and writer. Other Samoan poets and writers include Sapa'u Ruperake Petaia, Eti Sa'aga and Savea Sano Malifa, the editor of the Samoa Observer.

What book of poetry was published by John Kneubuhl in 2004?
unanswerable