This is how a RIR x Red Sex Link rooster would look like, and I think the bird on the right side of the first picture could be exactly this mix :
ETA: Now the correct link.
https://images.app.goo.gl/QW1b3GTjFZLhjw3v7
This might be because of their different breeds.
But as a side note: for someone who is new to keeping chickens (as you have stated yourself earlier in your introduction) you have quite the nerve to claim another persons opinion to be a lie.
This is not the way we communicate here on BYC where...
Both birds in your first picture are males.
For the others we would need close up pictures from their heads and bodies, preferably the entire back from head to tail taken from above.