Past the SmallGroups library coverage — no SmallGroups id. Construct it from a minimal faithful permutation representation:
gap> G := Group((1,8,14,24,10,12,11,25,27)(2,16,18,5,21,4,13,20,22)(3,26,19,23,9,7,15,6,17)(28,29), (2,6,10,5,13,23,16,27,20,25,3,11,18)(4,15,22,26,12,24,21,7,8,9,19,17,14));