mat, ground sheet

I spread out the mat.

私は敷物を広げます

I spread out the wide mat.

私は広い敷物を広げます

I spread out the wide mat by the river.

私は川辺で広い敷物を広げます

I spread out the wide mat by the river this Saturday.

私は今週の土曜日に川辺で広い敷物を広げます

I spread out the wide mat by the river with my friend this Saturday.

私は友達と今週の土曜日に川辺で広い敷物を広げます