Siblings Lisa and Kevin Crowne playing in the back garden of the family home at O’Kane Park, outside Omagh, in County Tyrone, in 1984.

Siblings Lisa and Kevin Crowne playing in the back garden of the family home at O’Kane Park, outside Omagh, in County Tyrone, in 1984.

Siblings Lisa and Kevin Crowne playing in the back garden of the family home at O’Kane Park, outside Omagh, in County Tyrone, in 1984.