Guwahati, Nov. 23 -- South Africa built strongly through the second session on Day 2, reaching a commanding 428 for 7 in 137 overs at lunch, powered by Senuran Muthusamy's maiden Test century and a blistering half-century from Marco Jansen.

At the interval, Muthusamy was unbeaten on 107 while Jansen remained on 51, their counterattacking eighth-wicket partnership pushing India firmly onto the back foot.

South Africa had earlier gone into tea at 316 for 6 in 111 overs, with Muthusamy well settled on 56 and Kyle Verreynne on 38.

Immediately after the interval, India reviewed an lbw shout against Verreynne in the 113th over, but the decision was struck down after UltraEdge confirmed no contact with the bat. Verreynne kept the innings moving...