A Year has Four Lives (vocal part) Van der Roost, Jan F.J. A Year has Four Lives Van der Roost, Jan F.J. Nativitas James, William G. Van der Roost, Jan F.J. Mouth full of birds Van Ingelgem, Maarten Compulsory work IKV 2017. Upstream Van Ingelgem, Maarten Compulsory work IKV 2017. Anchorite Van Ingelgem, Maarten Compulsory work IKV 2017. A Year Has Four Lives Van der Roost, Jan F.J.