import cadquery as cq
w0=cq.Workplane('YZ',origin=(-49,0,0))
w1=cq.Workplane('YZ',origin=(-44,0,0))
r=w0.workplane(offset=111/2).moveTo(23,-42).box(78,116,111).union(w1.workplane(offset=-18/2).moveTo(-53,91).cylinder(18,9))