The jury is still out on which events Nina Gatchell and Vanya Gojakovic will compete in when postseason swim competition starts in another month. But both Evanston swimmers proved their ability to rise to a challenge no matter what event they’re entered in on Saturday at the 20th annual Evanston Invitational girls meet. Gojakovic, a junior, and Gatchell, a sophomore, were state qualifiers a year ago so Saturday’s performances were really no surprise. “We got a first (medley relay) and a second (200 freestyle relay), and our B relays (teams could enter two relays in each race) gave us an advantage, too against three of the top five teams in the state. “We’re still playing with the idea of her on the 200 relay because we have others who can go there, too.