I determined that the product was most effective in truck and heavy off-road tires.
(I; determined; that the product was most effective in truck and heavy off-road tires) Context(I determined,List([0, 12))):(the product; was; most effective in truck and heavy off-road tires)
I determined,List([0, 12))
I the product
determined was
that the product was most effective in truck and heavy off-road tires
most effective in truck and heavy off-road tires