Twelve of Jupiter's moons are relatively small and seem to have been more likely captured than to have been formed in orbit around Jupiter.
Saturn has twelve moons the same as Jupiter.
( z1 have :ARG0 ( z2 planet :name ( z3 name :op "Saturn" ) ) :ARG1 ( z4 moon :quant 12 :ARG1-of ( z5 same :ARG2 ( z6 planet :name ( z7 name :op "Jupiter" ) ) ) ) )