11. Then we tied strings to the tops of the cones, later, when we
put them up, they made great ornaments.
12. We painted the bigger pine cones all different colors and
glued on cranberries and beads so that each cone looked like
a miniature fir tree.
13. We saved some smaller ones for the dining room table, and
we put most of the others all around the house.
what kind of sentence is this?