The realization space is
  [1   1   0   1   0   1   1    0   1    1]
  [0   1   1   2   0   0   1    1   2   x1]
  [0   0   0   0   1   1   1   -1   2    2]
in the multivariate polynomial ring in 1 variable over ZZ
avoiding the zero loci of the polynomials
RingElem[2, x1 - 2, x1 + 2, x1 + 1, x1, x1 - 1, 3]