JULY 2015 CLUE: An architect known for lightweight structures designed a colorful, festive cable - supported tent to be used for receptions in a garden in a hot climate.

JULY 2015 ANSWER: The answer to the July issue's Guess the Architect is Frei Otto, who designed the Diplomatic Club Heart Tent in 1980, a cable-supported structure in the gardens of the Tuwaiq Palace, Riyadh, Saudi Arabia.

JULY 2015 WINNER: Konstantinos Dimitropoulos, job captain, Ted Moudis Associates, New York City

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2015 Winners: View winners of the 2015 contest. Photo © Laurie Jones

2014 Winners: View winners of the 2014 contest. Photo © Harvard Art Museums/Busch-Reisinger Museum

2013 Winners: View winners of the 2013 contest. Photo © Michael de Lapaz