Corresponding author: Ionut Cristian Arsene, i.c.arsene@fys.uio.no Spokesperson: Flemming Videbaek, videbaek@bnl.gov Figure 1 Transverse momentum (pt) invariant spectra for pi+, pi-, K+ and K- in several rapidity (y) windows Format: [low pt, high pt] yield yield stat.err ########################### Positive pions -0.2