Early on at table, only read is donkish avatar/stack

PokerStars No-Limit Hold'em, $4.00 BB (8 handed) - Poker-Stars Converter Tool from FlopTurnRiver.com

UTG ($977.20)
UTG+1 ($300)
MP1 ($151.70)
Hero (MP2) ($406)
CO ($74)
Button ($381.10)
SB ($2148.50)
BB ($113.40)

Preflop: Hero is MP2 with J, J
1 fold, UTG+1 raises to $50, 1 fold, Hero calls $50, 4 folds

Flop: ($106) 10, K, 6 (2 players)
UTG+1 checks, Hero checks

Turn: ($106) K (2 players)
UTG+1 checks, Hero checks

River: ($106) 4 (2 players)
UTG+1 bets $100, Hero calls $100

Total pot: $306 | Rake: $3