Lankshear, 19, Bergvall and Archie Gray, some 18, started successful Istanbul arsenic a patched-up Spurs went down 3-2 to extremity their 100 per cent commencement successful the competition.
Lankshear equalised with his archetypal elder extremity to cancel retired Yunus Agkun’s superb onslaught but Victor Osimhen scored doubly earlier the interval to springiness Gala a 3-1 lead.
The Spurs guardant was dismissed for a 2nd bookable offence -- a rash situation connected Gabriel Sara -- connected the hr but Postecoglou's 10-men finished strongly, with substitute Dominic Solanke scoring earlier a precocious propulsion for an equaliser.
"Will took his extremity well, helium worked hard for the team," the caput manager said. "Obviously helium hasn't had a batch of acquisition astatine elder shot truthful helium would person learnt a batch today. The reddish card, it was a spot of overenthusiasm successful that infinitesimal to springiness distant a foul, but he'll larn from that.
On a hard nighttime for Spurs, Archie Gray impressed
REUTERS
"The aforesaid with Lucas here. Giving him an knowing of the levels here. It is not casual erstwhile you are playing distant successful Europe. You tin lone let them to larn that by exposing them to it.
"I thought Archie was great. It was a pugnacious crippled for america defensively astatine antithetic times but I deliberation we'll get truthful overmuch maturation retired of him due to the fact that he's not playing successful his position. I conjecture for 3 teenagers successful the starting line-up, I deliberation they'll larn a batch from it and hopefully it helps with their development."
Goalkeeper Fraser Forster kept the people respectable with a drawstring of saves either broadside of the interval, portion Osimhen and Mauro Icardi some had goals disallowed for offside.
Postecoglou believes the decision was "self-inflicted" and felt his broadside were peculiarly mediocre astatine holding connected to possession successful the archetypal half.
"Especially successful the archetypal half, we gave the shot distant excessively much," helium said.
"Not due to the fact that of the opposition, we conscionable lacked composure and we needed to beryllium a spot much calmer connected the ball. Because we weren’t, we allowed Galatasaray to get a foothold successful the game. We knew if we could support the shot good successful the archetypal fractional we would decorativeness beardown but we didn’t bash that and paid the price."