Given a text, write a compressed version of it in a single sentence.

[Q]: There are two major types of sewing machines used in garment assembly: the lockstitch and the chain-stitch machine. Each type feeds in separate threads above and below the fabric, and these two threads must be connected in some fashion to form a stitch.
[A]: The two major types of sewing machines used in garment assembly are the lockstitch and the chain-stitch. Each feed threads above and below the fabric. These threads connect to form a stitch.

[Q]: The set of states flowing into a state cycle attractor plus that state cycle is called the "basin of attraction" of the attractor.
[A]: The set of states flowing into a state cycle attractor called basin of attraction.

[Q]: Sotheby's partner in the one-lot auction was Stack's Rare Coins, with which it shared the customary 15 percent commission.
[A]:
Sotheby's partner was Stack's Rare Coins, with which it shared the customary commission.