Thanks for the suggestion but I don't see any obvious violations there

Fare 1: Carrier EY LKN2CH29 AMS to JNB (Passenger type CNN, ROUND-TRIP fare, booking code L)
OPEN JAWS
FARES MAY BE COMBINED ON A HALF ROUND TRIP BASIS TO FORM SINGLE OR DOUBLE OPEN JAWS.
MILEAGE OF THE OPEN SEGMENT MUST BE EQUAL/LESS THAN MILEAGE OF THE SHORTEST FLOWN FARE COMPONENT.
PROVIDED
- THE OPEN SEGMENT MUST BE BETWEEN MIDDLE EAST AND AFRICA/BETWEEN AREA 2 AND AREA 3
- WITHIN EUROPE OR WITHIN AFRICA
COMBINATIONS ARE WITH ANY T-/E-/U-/V-/L-/Q-/M-/K-/H-/B-/Y-/Z-/W-/C-/D-/P- TYPE FARES FOR CARRIER EY IN ANY RULE IN ANY TARIFF.

Fare 2: Carrier EY LKN18H29 SEZ to AMS (Passenger type CNN, ROUND-TRIP fare, booking code L)
OPEN JAWS
FARES MAY BE COMBINED ON A HALF ROUND TRIP BASIS TO FORM SINGLE OR DOUBLE OPEN JAWS.
MILEAGE OF THE OPEN SEGMENT MUST BE EQUAL/LESS THAN MILEAGE OF THE SHORTEST FLOWN FARE COMPONENT.
PROVIDED THE OPEN SEGMENT MUST BE
-BETWEEN MIDDLE EAST AND AFRICA/BETWEEN AREA 2 AND AREA 3
-WITHIN EUROPE OR WITHIN AFRICA
-COMBINATIONS ARE WITH ANY T-/E-/U-/V-/L-/Q-/M-/K-/H-/B-/Y-/Z-/W-/C-/D-/P- TYPE FARES FOR CARRIER EY IN ANY RULE IN ANY TARIFF.