After tea Kent made further inroads when Claydon plucked out the middle and off stumps of Tom Kohler-Cadmore (17) after he dragged an attempted back-foot force on to the timbers, then Tom Fell (32), aiming to slog sweep against England off-spinner James Tredwell, departed lbw despite the hint of an under edge.
The mid-afternoon introduction of Will Gidman turned the tide Kent's way when Rhodes had his off stump plucked out by a Gidman Yorker.
Kent chose not to take the second new ball in the final over of the day and were rewarded when Tredwell got one to turn inside the defensive prod of Ross Whiteley to clip off stump (15).
Chandimal had no idea about the Doherty delivery that pitched on off-stump and straightened, playing nowhere near it as the ball went on to knock over middle and off stumps
His next ball was a carbon copy, but he tried to play forward with both feet behind the crease, and heard the clatter of middle and off stumps.
Even allowing for unhelpful conditions, Steyn and Morkel bowled too much wide of off stump, and only Makhela Ntini was anywhere near Test standard bowling.
Had India's top batsman played forward to the line, instead of half and half and about three inches leg side of the line, the ball would have hit him squarely on the pad, instead of flicking it and thence on to middle and off stumps.
The ball pitched around off stump and was too straight to try to chop past point.