letgreenPortal=Portal(color:#colorLiteral(red:0.4028071761,green:0.7315050364,blue:0.2071235478,alpha:1))world.place(greenPortal,atStartColumn:                1,            startRow:7,atEndColumn:1,endRow:1)letA=Portal(color:#colorLiteral(red:0.8043354153633118,green:0.018336141481995583,blue:6.0163