TASK DEFINITION: Given a text, write a compressed version of it in a single sentence.
PROBLEM: Already the IMA has joined the select ranks of American museums with major collections of paintings from Japan's celebrated Edo period. The landmark acquisition in December of 75 rare and important hanging scrolls and folding screens is evidence of the commitment to build the IMA's permanent collection of world art.

SOLUTION: the IMA has joined the select ranks of American museums with major collections of paintings such as: The landmark acquisition in December of 75, rare and important hanging scrolls, and folding screens.

PROBLEM: Sony Corp. completed its tender offer for Columbia Pictures Entertainment Inc., with Columbia shareholders tendering 99.3 % of all common shares outstanding by the Tuesday deadline.

SOLUTION: Sony Corp. completed its tender offer for Columbia Pictures Entertainment Inc. by the Tuesday deadline.

PROBLEM: You might say that Stephanopoulos helped invent the philander-protection techniques that seem to have made Clinton so overconfident of his ability to not get caught. He was one of Clinton's principal enablers, to use a word employed by Maureen Dowd in today's New York Times.

SOLUTION:
Stephanopoulos helped invent the philander-protection techniques that made Clinton so confident of his ability to not get caught. He was one of Clinton's principal enablers.