When I key the below into the Oneworld Explorer tool I get error 100: You may only have one intercontinental arrival and departure in each continent against HEL. Is this really a breach? I thought I can travel via DOH both ways since it's hard to get from/ to SEZ.

SEZ-DOH-LAX-DFW-YVR-JFK-HKG-NRT-DEL-NRT-SIN-HEL-DXB-HEL-AGP-DOH-SEZ