16. VOLUNTARY CHANGES/REROUTING/PENALTIES
Fees as described below may be waived in case of certified death/illness of the passenger or passenger’s immediate family member or accompanying passenger.
Local service fees may apply on rebooking, rerouting, reissue or refund.
(a) Rebooking/Rerouting
(1) Prior to departure
(a) Changes to date/time/oneworld carrier/inventory changes are permitted provided ticketed points remain the same. If the first flight coupon is being changed, and the fare level has increased since ticket issuance, the difference between the old and new fare will be charged. If the fare level has decreased since ticket issuance, no refund will apply.
Exception: For fares originating in TC1, changes to the first international flight and preceeding flights are not permitted less than seven days prior to the date of the first ticketed flight.
(b) Changes other than to Date/time/oneworld carrier/inventory permitted at a charge of USD125.00 per transaction. If the fare level has increased since ticket issuance, the difference between the old and new fare will also be charged. If the fare level has decreased since ticket issuance, no refund will apply.
(2) After Departure
(a) Date/time/oneworld carrier/inventory changes are permitted provided ticketed points remain the same.
(b) Changes other than to Date/time/oneworld carrier/inventory permitted at a charge of USD125.00 per transaction.
(c) No Show requires rebooking at a charge of USD125
(d) If the rerouting results in an increase to the number of continents or extra flight segments previously charged, the ticket shall be recalculated. Ticket may be reissued to any applicable Explorer fare validating all rules of the new fare except for restrictions on retroactive use. Rerouting fee applies when the resulting fare is less than or equal to the original fare. No refund applies. See Upgrading provisions when recalculation results in a new fare basis at a higher value.

(d) Travel may not be via the point of origin

2. Maximum two stopovers permitted in the continent of origin of which a maximum of one stopover is permitted in each direction in the country of origin.

Or would I have to end back in AMS/TLS/BOD without a further stopover? I did read somewhere that you could start and finish in different countries?

(c) Travel may originate at any point for which fares are published and must terminate at the same point, except that origin-destination surface segments are permitted as follows
(a) within the country of origin
(b) within the Middle East
(c) between the United States and Canada
(d) between HKG and China
(e) between Malaysia and SIN
(f) within Africa
(g) between Maldives & Sri Lanka/India