Table:
text: 1968 Buffalo Bills season
Season schedule
Season schedule
Date_ Opponent Score Result_ Record Attendance
September 8 Boston Patriots 16-7 Loss 0–1 38865
September 15 Oakland Raiders 48–6 Loss 0–2 43056
September 22 at Cincinnati Bengals 34-23 Loss 0–3 24405
September 29 New York Jets 37-35 Win 1–3 38044
October 5 Kansas City Chiefs 18-7 Loss 1–4 40748
October 12 at Miami Dolphins 14-14 Tie 1-4-1 28559
October 20 at Boston Patriots 23-6 Loss 1-5-1 21082
October 27 Houston Oilers 30-7 Loss 1-6-1 34339
November 3 at New York Jets 25-21 Loss 1-7-1 61452
November 10 Miami Dolphins 21-17 Loss 1–8-1 28751
November 17 San Diego Chargers 21-6 Loss 1-9-1 27993

Question: What is the opponent's 1968 season schedule for the October 20 Buffalo Bills game?