YES

This TRS is terminating using the restricteddeltasimple interpretation 
a(delta3, X3) =  + 1*X3 + 1 + 1*X3*delta3 + 1*delta3
b(delta2, X2) =  + 1*X2 + 0 + 1*X2*delta2 + 0*delta2
a_tau_1(delta3) =  + 1(delta3/(1 + 1 * delta3))
b_tau_1(delta2) =  + 1(delta2/(1 + 1 * delta2))

Time: 0.185149 seconds
SUCCESS

Statistics:
Number of monomials: 323
Last formula building started for bound 1
Last SAT solving started for bound 1