Ann: Quarterly Report, page-28

Take a look at small text at Apendix 5B - page 5 (page #13 of 14):

_{"* Includes 100% of Uruguay operator Schuepbach Energy International LLC (SEI) expenditure and assumes that drilling resumes in early March 2018. Petrel’s current interest in SEI is 62.7% however it may have to fund all expenditure, if its existing partner chooses not to fund its share, in return for an increased interest in SEI. Petrel is currently pursuing farmin opportunities which could bring in a new partner to fund the majority of the remaining exploration programme."}