sentences:  It was developed by Hill, but the Benetton B194 and Michael Schumacher were dominant in the first half of the season.Rookie test driver David Coulthard shared the second car with former champion Nigel Mansell (who also had IndyCar commitments).The car configuration included a distinctive anhedral rear wing lower element, the effectiveness of which depended on a low outboard tail section, which was achieved by totally enclosing the driveshafts within wing-section carbon fibre composite shrouds that doubled as the upper wishbones.