[goofball]

let's talk abotu a reasonable range for villian in hand 4. He's 20/9, he open limped in MP, called a raise, the checkraised the Ad 2h Th flop.

How's: A2s+, QhJh, Jh9h, A9o+?

If that's good then it's indeed to call the flop checkraise getting 8:1, and fold the turn getting ~6:1

Flop:
Board: Ad Th 2h
Dead:

equity (%) win (%) tie (%)
Hand 1: 19.2466 % 19.08% 00.17% { KhQs }
Hand 2: 80.7534 % 80.59% 00.17% { A2s+, QhJh, Jh9h, A9o+ }


Turn:
Board: Ad Th 2h 5d
Dead:

equity (%) win (%) tie (%)
Hand 1: 10.2740 % 10.27% 00.00% { KhQs }
Hand 2: 89.7260 % 89.73% 00.00% { A2s+, QhJh, Jh9h, A9o+ }