Two pawns against three: building a queenside weakness
Push your smaller pawn group at the bigger one. Forces a trade, leaves them a permanent weak pawn for your rooks to chew on.
Push the smaller pawn group to force a trade.
2 more clean runs (at any point) to reach Recall.
Two queenside pawns vs. three. The mismatch is the whole setup.
Push the smaller pawn group to force a trade.
2 more clean runs (at any point) to reach Recall.