BASKETBALL—The Soviet Union won the world amateur championship, in San Juan, P.R., after defeating the U.S. 105-94. The Americans finished third behind Yugoslavia (page 22).

BOATING—Sorcery, a 61-foot sloop owned by J. D. Wood of Marina del Rey, Calif., competing with a zero handicap, swept the 3,571-mile Trans-Pacific Los Angeles-to-Tahiti yacht race, finishing in the elapsed and corrected time of 18 days, 11:14:32. The 58-foot yawl Spirit was second, with a corrected time of 20 days, 22:12:54.

BOWLING—EARL ANTHONY, of Tacoma, Wash., took his second straight PBA tournament, the $47,000 Fresno Open, by 61 pins over second-place Dave Davis. Anthony's 24-game total of 10,276 was worth $5,000, which upped his 1974 earnings to $64,725.

BOXING—RUBEN OLIVARES of Mexico stopped Japan's Zensuke Utagawa in the seventh round of their scheduled 15-round bout for the vacant WBA featherweight title in Inglewood, Calif.

PRO FOOTBALL—While the NFLPA picketed, the World Football League kicked off its inaugural 20-game season and an announced 258,624 people thronged to six openers (page 24). In each case the home team was victorious. The Memphis Southmen flattened The Detroit Wheels 34-15, the Chicago Fire scorched the Houston Texans 17-0, and the Philadelphia Bell knelled the Portland Storm 33-8. In closer games, the Florida Blazers singed the Hawaiians 8-7, the Birmingham Americans dimmed the Southern California Sun 11-7 and the Jacksonville Sharks chomped the New York Stars 14-7.

GOLF—GARY PLAYER held fast with a one-under-par final-round 70 to win his third British Open championship with a 282, four strokes ahead of runner-up Peter Oosterhuis. Jack Nicklaus was third, another stroke back (page 18).

The $100,000 Quad Cities Open, in Bettendorf, Iowa, went to DAVE STOCKTON, who charged in with a 64, seven under par, to finish at 271, as third-day co-leader Sam Snead finished fourth with a last-round 72.

A 20-foot birdie putt on the final hole gave SHARON MILLER the $40,000 Columbus (Ohio) Classic by one stroke over Joyce Kazmierski. Finishing five under par, Miller totaled 211 for 54 holes over the Riviera Country Club course.

Charlie Barenaba, 20, of Laie, Hawaii, carded a three-over-par 75 for a 72-hole total of 290 and a two-stroke win in the U.S. Amateur Public Links championship, at Brookside Golf Club, Pasadena, Calif. Frank Mazion, an airlines maintenance worker from San Francisco, was second at 292.

HARNESS RACING—The $200,000 International Trot at Roosevelt Raceway went to the U.S.'s DELMONICA HANOVER ($3.20) for the second successive year. John Chapman drove the favorite to a half-length victory over Canada's Keystone Gary, covering the 1¼ miles in 2:34[4/5] (page 55).

HORSE RACING—TRUE KNIGHT ($5.20), guided by Miguel Rivera, moved up from last place to score a 3¾-length victory over Ecole Etage in the $111,100 Amory L. Haskell Handicap at Monmouth Park, clocking 2:02 for the 1-mile course.

Agitate ($3.80), with Willie Shoemaker aboard, won the $150,000 Invitational Hollywood Derby for 3-year-olds, al Hollywood Park, doing the 1½ miles over the turf in 2:28⅕ to finish two lengths in front of Stardust Mel.

Hatchet man ($10.40), Ron Turcotte up, captured the $75,000-added Dwyer Handicap for 3-year-olds at Aqueduct by 5¾ lengths in 2:01⅕ a record for the 1¼ miles. Rube the Great was second. Kin Run third as highly regarded Cannonade finished fifth.

MOTOR SPORTS—The French Matra-Simca team extended its lead in the world manufacturers' championship, easily capturing the Watkins Glen (N.Y.) Six-Hour Endurance race. JEAN-PIERRE BELTOISE and JEAN-PIERRE JARIER covered 651.7 miles al an average speed of 108.62 mph. Herbert Mueller of Switzerland and Gijs van Lennep of The Netherlands came in second. 30 miles back, in a turbo-charged Porsche Carrera. In the 100-mile Formula 5000 event MARIO ANDRETTI led from start to finish, averaging 118.56 mph in a Lola T332. It was the first major American win in three years for Andretti, who also set a single-lap record of 119.89 mph and finished 13.57 seconds ahead of Brian Redman and Eppie Wietzes in two other Lolas.

SOCCER—For the first time in NASL history a game was sold out in advance, 14,876 fans purchasing tickets for the meeting between Seattle and Dallas at Seattle's Memorial Stadium. Unfortunately, the Sounders sustained their first loss in eight games when one of their own men inadvertently scored for the Tornado. Final tally: Dallas 1, Seattle 0. A crowd of 15,682 saw San Jose top Denver 2-1, and some 12,000 watched Philadelphia defeat Toronto 2-1, avenging an earlier 2-1 loss to the Metros. Vancouver and St. Louis also traded identical wins, both 2-1 tie breakers. Baltimore got by rival Miami 2-1 and took over first place in the Eastern Division, ahead of Philadelphia, with a 3-2 tie-break win over New York. Peter Silvester scored two goals in that game and is the league leader with 12 goals and two assists in 14 games. Elsewhere, Rochester posted its fifth straight win 3-2 over Washington, to challenge Boston for the Northern Division lead after the Minutemen were stopped by Miami 2-1.

SWIMMING—ULRIKE RICHTER, 15, cracked the world record for the women's 100-meter backstroke with a 1:04.43 clocking at the East German championships in Rostock. Wendy Cook of Canada had set the previous mark of 1:04.78 earlier this year.

TENNIS—BJORN BORG won his third major clay-court championship in six weeks, taking the men's final of the $50,000 Swedish Open 6-3, 6-0, 6-7, 6-3 over Italy's Adriano Panatta. Borg, who earlier won the Italian and French Opens, is the first Swede in 11 years to win his own country's title.

TRACK & FIELD—After a month's hiatus, TONY WALDROP raced back into the winner's circle, taking the 1,500 meters in 3:41.9 at the British Championships in London. Americans excelled in the meet. STEVE WILLIAMS winning the 100-meter dash in 10.2 and MARK LUTZ the 200 in 20.4. Other Yank winners were JIM BOULDING in the 400-meter hurdles (49.1), AL FEUERBACH in the shotput (70'1½"), DWIGHT STONES in the high jump (7'¼") and JOHN POWELL in the discus (203'7"). Briton DAVID BEDFORD, world-record holder at 10,000 meters, won that event in 28:14.8.

MILEPOSTS—NAMED: As athletic director for troubled Long Beach State, PERRY C. MOORE, 42, athletic director at Colorado State for the past six years.

NAMED: FRED WILLIAMSON, 36, to replace Don Meredith as the third member of ABC's Monday Sight Football broadcasting trio. Nicknamed "The Hammer." the former All-AFL defensive back for the Oakland Raiders (1961-64) and Kansas City Chiefs (1965-67) turned television and movie actor, will join Frank Gifford and Howard Cosell.

RESIGNED: As president of the ABA Utah Stars, VINCE BORYLA, who had held the post since becoming part-owner of the club in 1970.

RETIRED: Racing driver MERLE BETTENHAUSEN, 30, who lost an arm in a 1972 crash but came back to compete on the USAC midget circuit. Bettenhausen, whose father Tony was killed while practicing for the 1961 Indy 500, mentioned his brother Gary's recent injury as a reason for his decision.

RETIRED: UNE DE MAI, 10-year-old trotting mare who was the world's leading trotter from 1969-73, winning 74 of 141 starts and earning $1,851,424.