It has been a tour of polygraphic variation for India’s Test team. Down and out to begin in Perth, becoming ascendant by the end. Back to the bottom in Adelaide, dragging themselves out of trouble in Brisbane to finish the draw there on a high. But starting the fourth Test in Melbourne, right in the series at 1-1, was the first time the Indians have looked completely at a loss. It’s not that nobody has ever batted aggressively in Tests. Gilbert Jessop, David Hookes, Sanath Jayasuriya, Rishabh Pant, most of England’s current lineup – plenty have had their shot. It’s