Conclusions:

Some road is house is a possibility. Some child is not house.

Statements:

1) All road is child. Some child is toy. All toy is ring. No toy is house.

2) All road is child. Some toy is road. All toy is ring. No child is house.

3) Some road is toy. All child is toy. No toy is ring. Some house is ring.

4) All child is road. All road is toy. Some house is ring. No house is toy.

5) None is correct