Let be a signature, where is a binary relation symbol. Decide, whether the formula set is unsatisfiable, satisfiable with a finite model and/or satisfiable with an infinite model. Justify.

o= {P] V = {Wx1 Vx2Wx3(-P(x1,11) ^ (x1 + x2 + (P(11,12) # -P(x2, 21))) ^ (P(x1, x2) AP(22,13) + P(x1, 13)))} o= {P] V = {Wx1 Vx2Wx3(-P(x1,11) ^ (x1 + x2 + (P(11,12) # -P(x2, 21))) ^ (P(x1, x2) AP(22,13) + P(x1, 13)))}