They were of considerable help when we removed the house roof and also when we painted the car from its white house paint color to the railroad orange and 
(They; were; of considerable help; T:when we removed the house roof; T:when we painted the car from its white house paint color to the railroad orange) (we; removed; the house roof) (we; painted; the car; from its white house paint color to the railroad orange)
They we we
were removed painted
of considerable help T:when we removed the house roof T:when we painted the car from its white house paint color to the railroad orange
the house roof
the car from its white house paint color to the railroad orange