elements are

5 triples
GPTKB property

Random triples
Subject Object
gptkb:SO(4n) 4n x 4n real orthogonal matrices with determinant 1
gptkb:Special_orthogonal_group_in_5_dimensions 5x5 real orthogonal matrices with determinant 1
gptkb:SO(2n) 2n x 2n real orthogonal matrices with determinant 1
gptkb:Special_Orthogonal_Group_SO(2) 2x2 real orthogonal matrices with determinant 1
gptkb:SU(3)_group 3x3 unitary matrices with determinant 1