premise: People are working with some white pipes.
hypothesis: People working on white pipes.
explanation_1: People are working with some white pipes to get down the water from the large tank.
explanation_2: Are working with some white pipes is a rephrasing of working on white pipes.
explanation_3: people are working on some white pipes
premise_logic: exists e1 s1 x1 x2.(with(e1,x2) & n_pipe(x2) & a_white(s1) & Theme(s1,x2) & Actor(e1,x1) & v_work(e1) & n_people(x1))
hypothesis_logic: exists e1 s1 x1 x2 x3.(a_topic(x1) & on(e1,x3) & n_pipe(x3) & a_white(s1) & Theme(s1,x3) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_people(x1))